diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 9a342613..962373b7 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -34,7 +34,7 @@ ss_add_test(test_utils
 # test_json - standalone json parser
 ss_add_test(test_json
     "test_json.c;${PROJECT_SOURCE_DIR}/src/json.c"
-    "")
+    "m")
 
 # test_netutils - needs cork for ip address parsing
 set(TEST_NETUTILS_LIBS
diff --git a/tests/test_ppbloom.c b/tests/test_ppbloom.c
index 33755713..0ef17bbc 100644
--- a/tests/test_ppbloom.c
+++ b/tests/test_ppbloom.c
@@ -3,6 +3,7 @@
 #endif
 
 #include <assert.h>
+#include <stdint.h>
 #include <string.h>
 #include <stdlib.h>