diff --git a/Inst_eddies/Tests/test_output.json b/Inst_eddies/Tests/test_output.json
index 3c8b3bd8bc0e74c17d7415031b041fc963aa008d..dd9d0058b0b06f281a04530dff8842b8bc6c2fa0 100644
--- a/Inst_eddies/Tests/test_output.json
+++ b/Inst_eddies/Tests/test_output.json
@@ -67,7 +67,7 @@
 	"command" : ["time", "$build_dir/test_write_null"],
 	"copy":	[["$PWD/Global_1993_2021/SHPC/Slice_0", "SHPC/Slice_0"]],
 	"stdout": "test_write_null_stdout.txt",
-	"exclude_cmp": ["test_write_null_stderr.txt"]
+	"exclude_cmp": ["test_write_null_stderr.txt", "*.shp"]
     },
     {
 	"title": "Big_sep",
@@ -76,6 +76,6 @@
 	"command" : ["time", "$build_dir/test_write_null"],
 	"copy":	[["$PWD/Global_1993_2021/SHPC/Slice_0", "SHPC/Slice_0"]],
 	"stdout": "test_write_null_stdout.txt",
-	"exclude_cmp": ["test_write_null_stderr.txt"]
+	"exclude_cmp": ["test_write_null_stderr.txt", "*.shp"]
     }
 ]