diff --git a/Ghidra/Features/PDB/src/main/java/ghidra/app/util/bin/format/pdb2/pdbreader/AbstractPdb.java b/Ghidra/Features/PDB/src/main/java/ghidra/app/util/bin/format/pdb2/pdbreader/AbstractPdb.java
index 3fe420406f..8b8e54e34a 100644
--- a/Ghidra/Features/PDB/src/main/java/ghidra/app/util/bin/format/pdb2/pdbreader/AbstractPdb.java
+++ b/Ghidra/Features/PDB/src/main/java/ghidra/app/util/bin/format/pdb2/pdbreader/AbstractPdb.java
@@ -619,7 +619,7 @@ public abstract class AbstractPdb implements AutoCloseable {
 		builder.append("\nversionNumber: ");
 		builder.append(versionNumber);
 		builder.append("\nsignature: ");
-		builder.append(signature);
+		builder.append(Integer.toHexString(signature));
 		builder.append("\nage: ");
 		builder.append(age);
 		return builder.toString();