diff --git a/convert/BUILD.bazel b/convert/BUILD.bazel
index d4445f6..ade0984 100644
--- a/convert/BUILD.bazel
+++ b/convert/BUILD.bazel
@@ -41,6 +41,7 @@ cc_library(
 
 cc_test(
     name = "convert_test",
+    size = "small",
     srcs = [
         "convert_test.c",
     ],
diff --git a/lib/BUILD.bazel b/lib/BUILD.bazel
index fba139a..09df080 100644
--- a/lib/BUILD.bazel
+++ b/lib/BUILD.bazel
@@ -34,6 +34,7 @@ cc_library(
 
 cc_test(
     name = "endian_test",
+    size = "small",
     srcs = [
         "endian_test.c",
     ],