diff --git a/compiler/noirc_evaluator/src/ssa/ir/dfg.rs b/compiler/noirc_evaluator/src/ssa/ir/dfg.rs
index 83b8f2a57ff..1bbd407cf0f 100644
--- a/compiler/noirc_evaluator/src/ssa/ir/dfg.rs
+++ b/compiler/noirc_evaluator/src/ssa/ir/dfg.rs
@@ -116,11 +116,14 @@ pub(crate) struct GlobalsGraph {
     /// All of the instructions in the global value space.
     /// These are expected to all be Instruction::MakeArray
     instructions: DenseMap<Instruction>,
+
+    #[serde(skip)]
+    constants: HashMap<(FieldElement, NumericType), ValueId>,
 }
 
 impl GlobalsGraph {
     pub(crate) fn from_dfg(dfg: DataFlowGraph) -> Self {
-        Self { values: dfg.values, instructions: dfg.instructions }
+        Self { values: dfg.values, instructions: dfg.instructions, constants: dfg.constants }
     }
 
     /// Iterate over every Value in this DFG in no particular order, including unused Values
@@ -386,6 +389,9 @@ impl DataFlowGraph {
         if let Some(id) = self.constants.get(&(constant, typ)) {
             return *id;
         }
+        if let Some(id) = self.globals.constants.get(&(constant, typ)) {
+            return *id;
+        }
         let id = self.values.insert(Value::NumericConstant { constant, typ });
         self.constants.insert((constant, typ), id);
         id