diff --git a/pkgs/development/libraries/icu/58.nix b/pkgs/development/libraries/icu/58.nix
deleted file mode 100644
index e53e4e3737ed..000000000000
--- a/pkgs/development/libraries/icu/58.nix
+++ /dev/null
@@ -1,14 +0,0 @@
-fetchurl:
-let
-  keywordFix = fetchurl {
-    url = "http://bugs.icu-project.org/trac/changeset/39484?format=diff";
-    name = "icu-changeset-39484.diff";
-    sha256 = "0hxhpgydalyxacaaxlmaddc1sjwh65rsnpmg0j414mnblq74vmm8";
-  };
-in
-import ./base.nix {
-  version = "58.2";
-  sha256 = "036shcb3f8bm1lynhlsb4kpjm9s9c2vdiir01vg216rs2l8482ib";
-  patches = [ keywordFix ];
-  patchFlags = [ "-p4" ];
-}
diff --git a/pkgs/development/libraries/icu/60.nix b/pkgs/development/libraries/icu/60.nix
deleted file mode 100644
index e56135b15c62..000000000000
--- a/pkgs/development/libraries/icu/60.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "60.2";
-  sha256 = "065l3n0q9wqaw8dz20x82srshhm6i987fr9ync5xf9mr6n7ylwzh";
-}
diff --git a/pkgs/development/libraries/icu/63.nix b/pkgs/development/libraries/icu/63.nix
deleted file mode 100644
index a83e2cd5f5eb..000000000000
--- a/pkgs/development/libraries/icu/63.nix
+++ /dev/null
@@ -1,16 +0,0 @@
-{ stdenv, lib, fetchurl, fetchpatch, fixDarwinDylibNames, nativeBuildRoot, testers
-, buildRootOnly ? false
-}:
-
-import ./base.nix {
-  version = "63.1";
-  sha256 = "17fbk0lm2clsxbmjzvyp245ayx0n4chji3ky1f3fbz2ljjv91i05";
-  patches = [
-    # https://bugzilla.mozilla.org/show_bug.cgi?id=1499398
-    (fetchpatch {
-      url = "https://github.com/unicode-org/icu/commit/8baff8f03e07d8e02304d0c888d0bb21ad2eeb01.patch";
-      sha256 = "1awfa98ljcf95a85cssahw6bvdnpbq5brf1kgspy14w4mlmhd0jb";
-    })
-  ];
-  patchFlags = [ "-p3" ];
-} { inherit stdenv lib fetchurl fixDarwinDylibNames nativeBuildRoot testers buildRootOnly; }
diff --git a/pkgs/development/libraries/icu/64.nix b/pkgs/development/libraries/icu/64.nix
deleted file mode 100644
index c7bdd22c1793..000000000000
--- a/pkgs/development/libraries/icu/64.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "64.2";
-  sha256 = "0v0xsf14xwlj125y9fd8lrhsaych4d8liv8gr746zng6g225szb2";
-}
diff --git a/pkgs/development/libraries/icu/66.nix b/pkgs/development/libraries/icu/66.nix
deleted file mode 100644
index 5dfad945d291..000000000000
--- a/pkgs/development/libraries/icu/66.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "66.1";
-  sha256 = "0bharwzc9nzkbrcf405z2nb3h7q0711z450arz0mjmdrk8hg58sj";
-}
diff --git a/pkgs/development/libraries/icu/67.nix b/pkgs/development/libraries/icu/67.nix
deleted file mode 100644
index 23a1069ea14f..000000000000
--- a/pkgs/development/libraries/icu/67.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "67.1";
-  sha256 = "1p6mhvxl0xr2n0g6xdps3mwzwlv6mjsz3xlpm793p9aiybb0ra4l";
-}
diff --git a/pkgs/development/libraries/icu/68.nix b/pkgs/development/libraries/icu/68.nix
deleted file mode 100644
index 5aeba0f2628c..000000000000
--- a/pkgs/development/libraries/icu/68.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "68.2";
-  sha256 = "09fng7a80xj8d5r1cgbgq8r47dsw5jsr6si9p2cj2ylhwgg974f7";
-}
diff --git a/pkgs/development/libraries/icu/69.nix b/pkgs/development/libraries/icu/69.nix
deleted file mode 100644
index 8cea41daadb9..000000000000
--- a/pkgs/development/libraries/icu/69.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "69.1";
-  sha256 = "0icps0avkwy5df3wwc5kybxcg63hcgk4phdh9g244g0xrmx7pfjc";
-}
diff --git a/pkgs/development/libraries/icu/70.nix b/pkgs/development/libraries/icu/70.nix
deleted file mode 100644
index 955bbcac02f8..000000000000
--- a/pkgs/development/libraries/icu/70.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "70.1";
-  sha256 = "1m9zgkaf5lyh65nyc6n0n5bs2f5k53nnj1ih6nskpwbvq4l5884d";
-}
diff --git a/pkgs/development/libraries/icu/71.nix b/pkgs/development/libraries/icu/71.nix
deleted file mode 100644
index 456dffc322a4..000000000000
--- a/pkgs/development/libraries/icu/71.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "71.1";
-  sha256 = "sha256-Z6fm5R9h+vEwa2k1Mz4TssSKvY2m0vRs5q3KJLHiHr8=";
-}
diff --git a/pkgs/development/libraries/icu/72.nix b/pkgs/development/libraries/icu/72.nix
deleted file mode 100644
index 8eeb10138d12..000000000000
--- a/pkgs/development/libraries/icu/72.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "72.1";
-  sha256 = "sha256-otLTghcJKn7VZjXjRGf5L5drNw4gGCrTJe3qZoGnHWg=";
-}
diff --git a/pkgs/development/libraries/icu/73.nix b/pkgs/development/libraries/icu/73.nix
deleted file mode 100644
index dfbdf1403adc..000000000000
--- a/pkgs/development/libraries/icu/73.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import ./base.nix {
-  version = "73.2";
-  sha256 = "sha256-gYqAcS7TyqzZtlIwXgGvx/oWfm8ulJltpEuQwqtgTOE=";
-}
diff --git a/pkgs/development/libraries/icu/default.nix b/pkgs/development/libraries/icu/default.nix
new file mode 100644
index 000000000000..24196f1ec2c1
--- /dev/null
+++ b/pkgs/development/libraries/icu/default.nix
@@ -0,0 +1,85 @@
+{ stdenv, lib, fetchurl, fetchpatch, fixDarwinDylibNames, testers, buildPackages }:
+
+let
+  make-icu = (import ./make-icu.nix) {
+    inherit stdenv lib fetchurl fixDarwinDylibNames testers;
+  };
+in
+{
+  icu73 = make-icu {
+    version = "73.2";
+    hash = "sha256-gYqAcS7TyqzZtlIwXgGvx/oWfm8ulJltpEuQwqtgTOE=";
+    nativeBuildRoot = buildPackages.icu73.override { buildRootOnly = true; };
+  };
+  icu72 = make-icu {
+    version = "72.1";
+    hash = "sha256-otLTghcJKn7VZjXjRGf5L5drNw4gGCrTJe3qZoGnHWg=";
+    nativeBuildRoot = buildPackages.icu72.override { buildRootOnly = true; };
+  };
+  icu71 = make-icu {
+    version = "71.1";
+    hash = "sha256-Z6fm5R9h+vEwa2k1Mz4TssSKvY2m0vRs5q3KJLHiHr8=";
+    nativeBuildRoot = buildPackages.icu71.override { buildRootOnly = true; };
+  };
+  icu70 = make-icu {
+    version = "70.1";
+    hash = "sha256-jSBUKMF78Tu1NTAGae0oszihV7HAGuZtMdDT4tR8P9U=";
+    nativeBuildRoot = buildPackages.icu70.override { buildRootOnly = true; };
+  };
+  icu69 = make-icu {
+    version = "69.1";
+    hash = "sha256-TLp7es0dPELES7DBS+ZjcJjH+vKzMM6Ha8XzuRXQl0U=";
+    nativeBuildRoot = buildPackages.icu69.override { buildRootOnly = true; };
+  };
+  icu68 = make-icu {
+    version = "68.2";
+    hash = "sha256-x5GT3uOQeiGZuClqk7UsXLdDMsJvPRZyaUh2gNR51iU=";
+    nativeBuildRoot = buildPackages.icu68.override { buildRootOnly = true; };
+  };
+  icu67 = make-icu {
+    version = "67.1";
+    hash = "sha256-lKgM1vJRpTvSqZf28bWsZlP+eR36tm4esCJ3QPuG1dw=";
+    nativeBuildRoot = buildPackages.icu67.override { buildRootOnly = true; };
+  };
+  icu66 = make-icu {
+    version = "66.1";
+    hash = "sha256-UqPyIJq5VVnBzwoU8kM4AB84lhW/AOJYXvPbxD7PCi4=";
+    nativeBuildRoot = buildPackages.icu66.override { buildRootOnly = true; };
+  };
+  icu64 = make-icu {
+    version = "64.2";
+    hash = "sha256-Yn1dhHjm2W/IyQ/tSFEjkHmlYaaoueSLCJLyToLTHWw=";
+    nativeBuildRoot = buildPackages.icu64.override { buildRootOnly = true; };
+  };
+  icu63 = make-icu {
+    version = "63.1";
+    hash = "sha256-BcSQtpRU/OWGC36OKCEjFnSvChHX7y/r6poyUSmYy50=";
+    nativeBuildRoot = buildPackages.icu63.override { buildRootOnly = true; };
+    patches = [
+      # https://bugzilla.mozilla.org/show_bug.cgi?id=1499398
+      (fetchpatch {
+        url = "https://github.com/unicode-org/icu/commit/8baff8f03e07d8e02304d0c888d0bb21ad2eeb01.patch";
+        sha256 = "1awfa98ljcf95a85cssahw6bvdnpbq5brf1kgspy14w4mlmhd0jb";
+      })
+    ];
+    patchFlags = [ "-p3" ];
+  };
+  icu60 = make-icu {
+    version = "60.2";
+    hash = "sha256-8HPqjzW5JtcLsz5ld1CKpkKosxaoA/Eb4grzhIEdtBg=";
+    nativeBuildRoot = buildPackages.icu60.override { buildRootOnly = true; };
+  };
+  icu58 = make-icu {
+    version = "58.2";
+    hash = "sha256-KwpEEBU6myDeDiDH2LZgSacq7yRLU2g9DXUhNxaD2gw=";
+    nativeBuildRoot = buildPackages.icu58.override { buildRootOnly = true; };
+    patches = [
+      (fetchurl {
+        url = "http://bugs.icu-project.org/trac/changeset/39484?format=diff";
+        name = "icu-changeset-39484.diff";
+        sha256 = "0hxhpgydalyxacaaxlmaddc1sjwh65rsnpmg0j414mnblq74vmm8";
+      })
+    ];
+    patchFlags = [ "-p4" ];
+  };
+ }
diff --git a/pkgs/development/libraries/icu/base.nix b/pkgs/development/libraries/icu/make-icu.nix
similarity index 94%
rename from pkgs/development/libraries/icu/base.nix
rename to pkgs/development/libraries/icu/make-icu.nix
index c5e46fa4530d..5bae46714f2a 100644
--- a/pkgs/development/libraries/icu/base.nix
+++ b/pkgs/development/libraries/icu/make-icu.nix
@@ -1,8 +1,8 @@
-{ version, sha256, patches ? [], patchFlags ? [] }:
-{ stdenv, lib, fetchurl, fixDarwinDylibNames
-  # Cross-compiled icu4c requires a build-root of a native compile
+{ stdenv, lib, fetchurl, fixDarwinDylibNames, testers }:
+
+{ version, hash, patches ? [], patchFlags ? []
+# Cross-compiled icu4c requires a build-root of a native compile
 , buildRootOnly ? false, nativeBuildRoot
-, testers
 }:
 
 let
@@ -11,7 +11,7 @@ let
   baseAttrs = {
     src = fetchurl {
       url = "https://github.com/unicode-org/icu/releases/download/release-${lib.replaceStrings [ "." ] [ "-" ] version}/icu4c-${lib.replaceStrings [ "." ] [ "_" ] version}-src.tgz";
-      inherit sha256;
+      inherit hash;
     };
 
     postUnpack = ''
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 99742c68bbf4..b858a42a201b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -21966,42 +21966,21 @@ with pkgs;
 
   hyperscan = callPackage ../development/libraries/hyperscan { };
 
-  icu58 = callPackage (import ../development/libraries/icu/58.nix fetchurl) ({
-    nativeBuildRoot = buildPackages.icu58.override { buildRootOnly = true; };
-  });
-  icu60 = callPackage ../development/libraries/icu/60.nix ({
-    nativeBuildRoot = buildPackages.icu60.override { buildRootOnly = true; };
-  });
-  icu63 = callPackage ../development/libraries/icu/63.nix ({
-    nativeBuildRoot = buildPackages.icu63.override { buildRootOnly = true; };
-  });
-  icu64 = callPackage ../development/libraries/icu/64.nix ({
-    nativeBuildRoot = buildPackages.icu64.override { buildRootOnly = true; };
-  });
-  icu66 = callPackage ../development/libraries/icu/66.nix ({
-    nativeBuildRoot = buildPackages.icu66.override { buildRootOnly = true; };
-  });
-  icu67 = callPackage ../development/libraries/icu/67.nix ({
-    nativeBuildRoot = buildPackages.icu67.override { buildRootOnly = true; };
-  });
-  icu68 = callPackage ../development/libraries/icu/68.nix ({
-    nativeBuildRoot = buildPackages.icu68.override { buildRootOnly = true; };
-  });
-  icu69 = callPackage ../development/libraries/icu/69.nix ({
-    nativeBuildRoot = buildPackages.icu69.override { buildRootOnly = true; };
-  });
-  icu70 = callPackage ../development/libraries/icu/70.nix ({
-    nativeBuildRoot = buildPackages.icu70.override { buildRootOnly = true; };
-  });
-  icu71 = callPackage ../development/libraries/icu/71.nix ({
-    nativeBuildRoot = buildPackages.icu71.override { buildRootOnly = true; };
-  });
-  icu72 = callPackage ../development/libraries/icu/72.nix ({
-    nativeBuildRoot = buildPackages.icu72.override { buildRootOnly = true; };
-  });
-  icu73 = callPackage ../development/libraries/icu/73.nix ({
-    nativeBuildRoot = buildPackages.icu72.override { buildRootOnly = true; };
-  });
+  icu-versions = callPackages ../development/libraries/icu { };
+  inherit (icu-versions)
+    icu58
+    icu60
+    icu63
+    icu64
+    icu66
+    icu67
+    icu68
+    icu69
+    icu70
+    icu71
+    icu72
+    icu73
+  ;
 
   icu = icu73;