diff --git a/jasper.spec b/jasper.spec
index 177932c..dfb53c1 100644
--- a/jasper.spec
+++ b/jasper.spec
@@ -81,10 +81,9 @@ Requires: %{name}-libs%{?_isa} = %{version}-%{release}
 
 %build
 mkdir builder
-pushd builder
-%cmake .. \
-  -DJAS_ENABLE_DOC:BOOL=OFF
-popd
+%cmake \
+  -DJAS_ENABLE_DOC:BOOL=OFF \
+  -B builder
 
 %make_build -C builder