1 files changed, 6 insertions, 2 deletions
diff --git a/src/plugins/nim/project/nimblebuildsystem.cpp b/src/plugins/nim/project/nimblebuildsystem.cpp
index 537000e357..19f21878e7 100644
--- a/src/plugins/nim/project/nimblebuildsystem.cpp
+++ b/src/plugins/nim/project/nimblebuildsystem.cpp
@@ -41,7 +41,6 @@ using namespace Utils;
 namespace Nim {
 
 const char C_NIMBLEPROJECT_TASKS[] = "Nim.NimbleProject.Tasks";
-const char C_NIMBLEPROJECT_METADATA[] = "Nim.NimbleProject.Metadata";
 
 static std::vector<NimbleTask> parseTasks(const QString &nimblePath, const QString &workingDirectory)
 {
@@ -134,7 +133,12 @@ NimbleBuildSystem::NimbleBuildSystem(Target *target)
 
 void NimbleBuildSystem::triggerParsing()
 {
-    m_guard = guardParsingRun();
+    // Only allow one parsing run at the same time:
+    auto guard = guardParsingRun();
+    if (!guard.guardsProject())
+        return;
+    m_guard = std::move(guard);
+
     m_projectScanner.startScan();
 }