diff --git a/pkgs/by-name/on/oniux/package.nix b/pkgs/by-name/on/oniux/package.nix
index 7b024b54b4ea..b7540163375b 100644
--- a/pkgs/by-name/on/oniux/package.nix
+++ b/pkgs/by-name/on/oniux/package.nix
@@ -30,10 +30,12 @@ rustPlatform.buildRustPackage (finalAttrs: {
     description = "Isolate Applications over Tor using Linux Namespaces";
     maintainers = with lib.maintainers; [ tnias ];
     platforms = lib.platforms.linux;
-    license = with lib.licenses; [
-      asl20
-      mit
-    ];
+    license =
+      with lib.licenses;
+      OR [
+        asl20
+        mit
+      ];
     mainProgram = "oniux";
   };
 })
diff --git a/pkgs/by-name/ve/vectorscan/package.nix b/pkgs/by-name/ve/vectorscan/package.nix
index 2f7a23143f85..72262bd49747 100644
--- a/pkgs/by-name/ve/vectorscan/package.nix
+++ b/pkgs/by-name/ve/vectorscan/package.nix
@@ -116,11 +116,13 @@ stdenv.mkDerivation (finalAttrs: {
     homepage = "https://www.vectorcamp.gr/vectorscan/";
     changelog = "https://github.com/VectorCamp/vectorscan/blob/${finalAttrs.src.rev}/CHANGELOG-vectorscan.md";
     platforms = lib.platforms.unix;
-    license = with lib.licenses; [
-      bsd3 # and
-      bsd2 # and
-      lib.licenses.boost
-    ];
+    license =
+      with lib.licenses;
+      AND [
+        bsd3
+        bsd2
+        lib.licenses.boost
+      ];
     maintainers = with lib.maintainers; [
       tnias
       vlaci
diff --git a/pkgs/development/python-modules/pyperscan/default.nix b/pkgs/development/python-modules/pyperscan/default.nix
index 29a3068ede4c..c4f9a66ecbfa 100644
--- a/pkgs/development/python-modules/pyperscan/default.nix
+++ b/pkgs/development/python-modules/pyperscan/default.nix
@@ -43,10 +43,12 @@ buildPythonPackage rec {
     homepage = "https://vlaci.github.io/pyperscan/";
     changelog = "https://github.com/vlaci/pyperscan/releases/tag/${src.rev}";
     platforms = lib.platforms.unix;
-    license = with lib.licenses; [
-      asl20 # or
-      mit
-    ];
+    license =
+      with lib.licenses;
+      OR [
+        asl20
+        mit
+      ];
     maintainers = with lib.maintainers; [
       tnias
       vlaci