diff --git a/pkgs/tools/misc/barman/default.nix b/pkgs/tools/misc/barman/default.nix
index 36fd90273f29..d63b02b92b7b 100644
--- a/pkgs/tools/misc/barman/default.nix
+++ b/pkgs/tools/misc/barman/default.nix
@@ -13,6 +13,10 @@ python3Packages.buildPythonApplication rec {
     sha256 = "sha256-e6euOtvJx+xUq5pWmWK6l7nv/twOa+0OABUTYvMd8Ow=";
   };
 
+  patches = [
+    ./unwrap-subprocess.patch
+  ];
+
   checkInputs = with python3Packages; [
     mock
     python-snappy
diff --git a/pkgs/tools/misc/barman/unwrap-subprocess.patch b/pkgs/tools/misc/barman/unwrap-subprocess.patch
new file mode 100644
index 000000000000..7dfd6529a293
--- /dev/null
+++ b/pkgs/tools/misc/barman/unwrap-subprocess.patch
@@ -0,0 +1,30 @@
+--- a/barman/command_wrappers.py
++++ b/barman/command_wrappers.py
+@@ -1144,5 +1144,5 @@
+         # * pass the current configuration file with -c
+         # * set it quiet with -q
+-        self.command = [sys.executable, command, "-c", config, "-q", subcommand]
++        self.command = [command, "-c", config, "-q", subcommand]
+         self.keep_descriptors = keep_descriptors
+         # Handle args for the sub-command (like the server name)
+
+--- a/tests/test_command_wrappers.py
++++ a/tests/test_command_wrappers.py
+@@ -1595,5 +1595,4 @@
+         )
+         assert subprocess.command == [
+-            sys.executable,
+             sys.argv[0],
+             "-c",
+@@ -1622,5 +1621,4 @@
+         )
+         assert subprocess.command == [
+-            sys.executable,
+             "path/to/barman",
+             "-c",
+@@ -1644,5 +1642,4 @@
+ 
+         command = [
+-            sys.executable,
+             "path/to/barman",
+             "-c",