diff --git a/compiler/packages/babel-plugin-react-compiler/src/HIR/BuildHIR.ts b/compiler/packages/babel-plugin-react-compiler/src/HIR/BuildHIR.ts
index f6872da1117..20f1a18b1ee 100644
--- a/compiler/packages/babel-plugin-react-compiler/src/HIR/BuildHIR.ts
+++ b/compiler/packages/babel-plugin-react-compiler/src/HIR/BuildHIR.ts
@@ -2596,11 +2596,17 @@ function lowerExpression(
 
         // Store the previous value to a temporary
         const previousValuePlace = lowerValueToTemporary(builder, value);
+        const capturedPreviousValue = lowerValueToTemporary(builder, {
+          kind: 'LoadLocal',
+          place: {...previousValuePlace},
+          loc: exprLoc,
+        });
+
         // Store the new value to a temporary
         const updatedValue = lowerValueToTemporary(builder, {
           kind: 'BinaryExpression',
           operator: binaryOperator,
-          left: {...previousValuePlace},
+          left: {...capturedPreviousValue},
           right: lowerValueToTemporary(builder, {
             kind: 'Primitive',
             value: 1,
@@ -2633,7 +2639,7 @@ function lowerExpression(
           kind: 'LoadLocal',
           place: expr.node.prefix
             ? {...newValuePlace}
-            : {...previousValuePlace},
+            : {...capturedPreviousValue},
           loc: exprLoc,
         };
       }
diff --git a/compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/bug-post-increment-assignment.expect.md b/compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/bug-post-increment-assignment.expect.md
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/bug-post-increment-assignment.js b/compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/bug-post-increment-assignment.js
new file mode 100644
index 00000000000..464d9ceb172
--- /dev/null
+++ b/compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/bug-post-increment-assignment.js
@@ -0,0 +1,14 @@
+
+function Component(props) {
+  const items = [0, 1, 2];
+  return items.reduce((agg, item) => {
+    const current = agg.count++;
+    agg.res.push(current);
+    return agg;
+  }, {count: 0, res: []});
+}
+
+export const FIXTURE_ENTRYPOINT = {
+  fn: Component,
+  params: [{}],
+};