diff --git a/debian/rules b/debian/rules
index add2962b..75475bcd 100755
--- a/debian/rules
+++ b/debian/rules
@@ -85,7 +85,7 @@ ifneq (,$(filter scan-build,$(DEB_BUILD_OPTIONS)))
 # The package are installed through the variable declarations:
 # OTHERMIRROR="deb http://llvm.org/apt/unstable/ llvm-toolchain main"
 # EXTRAPACKAGES="clang-3.5"
-	PRE_PROCESS="scan-build -analyzer-config stable-report-filename=true"
+	PRE_PROCESS=scan-build -analyzer-config stable-report-filename=true
 	PRE_PROCESS_CONF=scan-build
 # no need to run tests in this case
 	DEB_BUILD_OPTIONS+=" nocheck"