diff --git a/bigloo.spec b/bigloo.spec
index 0f22039..b7854f9 100644
--- a/bigloo.spec
+++ b/bigloo.spec
@@ -149,6 +149,9 @@ EOF
 %build
 %define inplace $PWD/inplace
 
+# Large stack needed to build
+ulimit -s unlimited
+
 # Enable UTF-8 filename support
 export LOCALE="C.utf8"
 export CFLAGS="$RPM_OPT_FLAGS -fwrapv -D_FILE_OFFSET_BITS=64 -Wno-unused"