diff --git a/utils/nightly/gmsh_linux64.ctest b/utils/nightly/gmsh_linux64.ctest
index c5d0f379779f261943aede2045588ce3c3244a12..9e09e29f0383992a74287224f66f88cdb58e521c 100644
--- a/utils/nightly/gmsh_linux64.ctest
+++ b/utils/nightly/gmsh_linux64.ctest
@@ -28,6 +28,7 @@ set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.5.2")
 set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 if(BUILD_DYNAMIC)
   set(OPT "${OPT} -DENABLE_BUILD_DYNAMIC=1 -DENABLE_WRAP_PYTHON=1")
+  set(OPT "${OPT} -DENABLE_GMSHPY_SOURCE_PACKAGE=1")
 endif(BUILD_DYNAMIC)
 set(CTEST_BUILD_OPTIONS ${OPT})
 include(gmsh.ctest)
diff --git a/utils/nightly/gmsh_mac.ctest b/utils/nightly/gmsh_mac.ctest
index f514215c2daeccd4a3b7ef9c100c75e3be107daa..7c12adc1b396c7ba8d7bc77a50988395f77bb41d 100644
--- a/utils/nightly/gmsh_mac.ctest
+++ b/utils/nightly/gmsh_mac.ctest
@@ -30,6 +30,7 @@ set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 set(OPT "${OPT} -DBLAS_LAPACK_LIBRARIES=/usr/local/lib/libopenblas.a")
 if(BUILD_DYNAMIC)
   set(OPT "${OPT} -DENABLE_BUILD_DYNAMIC=1 -DENABLE_WRAP_PYTHON=1")
+  set(OPT "${OPT} -DENABLE_GMSHPY_SOURCE_PACKAGE=1")
   set(OPT "${OPT} -DENABLE_OS_SPECIFIC_INSTALL=0")
 endif(BUILD_DYNAMIC)
 set(CTEST_BUILD_OPTIONS ${OPT})