diff --git a/_RebuildReleaseAndRunTests.sh b/_RebuildReleaseAndRunTests.sh
index 5cad92e5c..6c49a91fb 100755
--- a/_RebuildReleaseAndRunTests.sh
+++ b/_RebuildReleaseAndRunTests.sh
@@ -1,4 +1,8 @@
 #!/bin/sh -e
+cd Utils/DefaultLanguageResMaker
+mono LanguageResMaker.exe
+cd ../..
+
 MONO_IOMAP=case msbuild /p:Configuration=release pabcnetc.sln
 MONO_IOMAP=case msbuild /p:Configuration=release CodeCompletion/CodeCompletion.csproj
 mono --aot bin/pabcnetc.exe