diff --git a/src/pass_mpi_collective.cpp b/src/pass_mpi_collective.cpp
index 0271dcc25a9f4cd6d5be3b9d2fa367a6a858f919..bfca0c49a4b58954b5bee363321afe298b7cb47b 100644
--- a/src/pass_mpi_collective.cpp
+++ b/src/pass_mpi_collective.cpp
@@ -176,17 +176,17 @@ char *pass_mpi_collective::cfgviz_generate_filename(function *fun,
 
 	target_filename = (char *)xmalloc(1024 * sizeof(char));
 	int line = LOCATION_LINE(fun->function_start_locus);
-	const char * mfilename = 
-		std::filesystem::path(LOCATION_FILE(fun->function_start_locus))
-		.filename().c_str();
+	const char *mfilename =
+	  std::filesystem::path(LOCATION_FILE(fun->function_start_locus))
+	  .filename().c_str();
 
 	snprintf(target_filename, 1024, "%s%s_%s_%d_%s.dot",
-		"dot/",
-	  mfilename,
-	  function_name(fun),
-	  line,
-		suffix);
-	
+	         "dot/",
+	         mfilename,
+	         function_name(fun),
+	         line,
+	         suffix);
+
 	return target_filename;
 }