diff --git a/src/core/project.cpp b/src/core/project.cpp
index 9be49d4f..0c4846e9 100644
--- a/src/core/project.cpp
+++ b/src/core/project.cpp
@@ -415,6 +415,10 @@ QVariantList Project::findInFiles(const QString &pattern) const
         return result;
     }
 
+    if (pattern.trimmed().isEmpty()) {
+        return result;
+    }
+
     QProcess process;
 
     const QStringList arguments {"--vimgrep", "-U", "--multiline-dotall", pattern, m_root};