diff --git a/tests/shader_runner.c b/tests/shader_runner.c
index 29ff13d4..d34de21e 100644
--- a/tests/shader_runner.c
+++ b/tests/shader_runner.c
@@ -83,8 +83,12 @@ static const char *const model_strings[] =
 
 void fatal_error(const char *format, ...)
 {
+    unsigned int i;
     va_list args;
 
+    for (i = 0; i < vkd3d_test_state.context_count; ++i)
+        fprintf(stderr, "%s: ", vkd3d_test_state.context[i]);
+
     va_start(args, format);
     vfprintf(stderr, format, args);
     va_end(args);