diff --git a/BeefRT/dbg/gc.cpp b/BeefRT/dbg/gc.cpp
index 4cc7583b..e3f035b2 100644
--- a/BeefRT/dbg/gc.cpp
+++ b/BeefRT/dbg/gc.cpp
@@ -1388,6 +1388,16 @@ bool BFGC::ScanThreads()
 {
 	BP_ZONE("BFGC::ScanThreads");
 
+	if (mStackScanIdx == 0)
+	{
+		// 'Prime' register capture
+		intptr regVals[128];
+		intptr stackPtr = 0;
+		BfpThreadResult threadResult;
+		int regValCount = 128;
+		BfpThread_GetIntRegisters(BfpThread_GetCurrent(), &stackPtr, regVals, &regValCount, &threadResult);
+	}
+
 	mUsingThreadUnlocked = true;
 
 	BF_FULL_MEMORY_FENCE();