diff --git a/pkgs/by-name/vi/victoriametrics/package.nix b/pkgs/by-name/vi/victoriametrics/package.nix
index fcb0a0f6e8de..35aefb04cc36 100644
--- a/pkgs/by-name/vi/victoriametrics/package.nix
+++ b/pkgs/by-name/vi/victoriametrics/package.nix
@@ -58,9 +58,9 @@ buildGo125Module (finalAttrs: {
     # This appears to be some kind of test server for development purposes only.
     rm -f app/vmui/packages/vmui/web/{go.mod,main.go}
 
-    # Allow older go versions
-    sed -i go.mod -e 's/^go .*/go ${finalAttrs.passthru.go.version}/'
-    sed -i vendor/modules.txt -e 's/## explicit; go .*/## explicit; go ${finalAttrs.passthru.go.version}/'
+    # Relax go version to major.minor
+    sed -i -E 's/^(go[[:space:]]+[[:digit:]]+\.[[:digit:]]+)\.[[:digit:]]+$/\1/' go.mod
+    sed -i -E 's/^(## explicit; go[[:space:]]+[[:digit:]]+\.[[:digit:]]+)\.[[:digit:]]+$/\1/' vendor/modules.txt
 
     # Increase timeouts in tests to prevent failure on heavily loaded builders
     substituteInPlace lib/storage/storage_test.go \