diff --git a/scram-tools.file/tools/gcc/gcc-f77compiler.xml b/scram-tools.file/tools/gcc/gcc-f77compiler.xml
index f6f73f8fc4b..715959ae920 100644
--- a/scram-tools.file/tools/gcc/gcc-f77compiler.xml
+++ b/scram-tools.file/tools/gcc/gcc-f77compiler.xml
@@ -10,7 +10,7 @@
 %endif
     </client>
     <flags FFLAGS="-fno-second-underscore -Wunused -Wuninitialized -O3 @GCC_FFLAGS@"/>
-    <flags FFLAGS="-std=legacy"/>
+    <flags FFLAGS="-std=legacy -Wno-unused-variable"/>
     <flags FOPTIMISEDFLAGS="-O3 @GCC_FOPTIMISEDFLAGS@"/>
     <flags FSHAREDOBJECTFLAGS="-fPIC @GCC_FSHAREDOBJECTFLAGS@"/>
   </tool>