diff --git a/src/coreclr/jit/optimizer.cpp b/src/coreclr/jit/optimizer.cpp
index a1ccf0717a9354..cfc66d241c0cdc 100644
--- a/src/coreclr/jit/optimizer.cpp
+++ b/src/coreclr/jit/optimizer.cpp
@@ -3161,6 +3161,12 @@ bool Compiler::optNarrowTree(GenTree* tree, var_types srct, var_types dstt, Valu
 
             case GT_CNS_INT:
 
+                // Do not narrow relocatable handle constants.
+                if (tree->AsIntCon()->ImmedValNeedsReloc(this))
+                {
+                    return false;
+                }
+
                 ssize_t ival;
                 ival = tree->AsIntCon()->IconValue();
                 ssize_t imask;