diff --git a/cmark.spec b/cmark.spec
index 30dfb55..dfeb12c 100644
--- a/cmark.spec
+++ b/cmark.spec
@@ -1,6 +1,6 @@
 %if %{defined rhel}
 %if %{rhel} < 7
-%global disable_tests -D CMARK_TESTS=OFF
+%global disable_tests -DCMARK_TESTS=OFF
 %endif
 %endif
 
@@ -54,7 +54,7 @@ This package provides the cmark library.
 %build
 mkdir build
 cd build
-%cmake .. %{?disable_tests}
+%cmake %{?disable_tests} ..
 make %{?_smp_mflags}