diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/intrinsics/IrIntrinsicMethods.kt b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/intrinsics/IrIntrinsicMethods.kt
index 60c7fab91d2..e9193a70add 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/intrinsics/IrIntrinsicMethods.kt
+++ b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/intrinsics/IrIntrinsicMethods.kt
@@ -51,13 +51,13 @@ class IrIntrinsicMethods(val irBuiltIns: IrBuiltIns, val symbols: JvmSymbols) {
                 Key(
                     kotlinJvmInternalUnsafe,
                     null,
-                    "access\$monitorEnter\$0",
+                    "access\$monitorEnter",
                     listOf(KotlinBuiltIns.FQ_NAMES.any.toSafe())
                 ) to MonitorInstruction.MONITOR_ENTER,
                 Key(
                     kotlinJvmInternalUnsafe,
                     null,
-                    "access\$monitorExit\$1",
+                    "access\$monitorExit",
                     listOf(KotlinBuiltIns.FQ_NAMES.any.toSafe())
                 ) to MonitorInstruction.MONITOR_EXIT,
                 Key(
diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/SyntheticAccessorLowering.kt b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/SyntheticAccessorLowering.kt
index 313ce67de55..f35e7d3da2c 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/SyntheticAccessorLowering.kt
+++ b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/SyntheticAccessorLowering.kt
@@ -459,6 +459,9 @@ internal class SyntheticAccessorLowering(val context: JvmBackendContext) : IrEle
     private fun IrFunction.accessorName(superQualifier: IrClassSymbol?): Name {
         val jvmName = context.methodSignatureMapper.mapFunctionName(this)
         val suffix = when {
+            // Accessors for top level functions never need a suffix.
+            isTopLevel -> ""
+
             // The only function accessors placed on interfaces are for private functions and JvmDefault implementations.
             // The two cannot clash.
             parentAsClass.isJvmInterface && Visibilities.isPrivate(visibility) -> ""
diff --git a/compiler/testData/codegen/box/intrinsics/monitorEnterMonitorExit.kt b/compiler/testData/codegen/box/intrinsics/monitorEnterMonitorExit.kt
new file mode 100644
index 00000000000..2481400aafd
--- /dev/null
+++ b/compiler/testData/codegen/box/intrinsics/monitorEnterMonitorExit.kt
@@ -0,0 +1,17 @@
+// TARGET_BACKEND: JVM
+// IGNORE_BACKEND_FIR: JVM_IR
+// WITH_RUNTIME
+
+import kotlin.jvm.internal.unsafe.*
+
+@Suppress("INVISIBLE_MEMBER")
+fun box(): String {
+    val lock = Any()
+    monitorEnter(lock)
+    try {
+        return "OK"
+    }
+    finally {
+        monitorExit(lock)
+    }
+}
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java
index 99d858eedc1..2c721575850 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java
@@ -14275,6 +14275,11 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             runTest("compiler/testData/codegen/box/intrinsics/longRangeWithExplicitDot.kt");
         }
 
+        @TestMetadata("monitorEnterMonitorExit.kt")
+        public void testMonitorEnterMonitorExit() throws Exception {
+            runTest("compiler/testData/codegen/box/intrinsics/monitorEnterMonitorExit.kt");
+        }
+
         @TestMetadata("nonShortCircuitAnd.kt")
         public void testNonShortCircuitAnd() throws Exception {
             runTest("compiler/testData/codegen/box/intrinsics/nonShortCircuitAnd.kt");
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
index def7b4e2ef9..22a0fc73c29 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
@@ -14275,6 +14275,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             runTest("compiler/testData/codegen/box/intrinsics/longRangeWithExplicitDot.kt");
         }
 
+        @TestMetadata("monitorEnterMonitorExit.kt")
+        public void testMonitorEnterMonitorExit() throws Exception {
+            runTest("compiler/testData/codegen/box/intrinsics/monitorEnterMonitorExit.kt");
+        }
+
         @TestMetadata("nonShortCircuitAnd.kt")
         public void testNonShortCircuitAnd() throws Exception {
             runTest("compiler/testData/codegen/box/intrinsics/nonShortCircuitAnd.kt");
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java
index ff3adba00b5..2447addb236 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java
@@ -13125,6 +13125,11 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
             runTest("compiler/testData/codegen/box/intrinsics/longRangeWithExplicitDot.kt");
         }
 
+        @TestMetadata("monitorEnterMonitorExit.kt")
+        public void testMonitorEnterMonitorExit() throws Exception {
+            runTest("compiler/testData/codegen/box/intrinsics/monitorEnterMonitorExit.kt");
+        }
+
         @TestMetadata("nonShortCircuitAnd.kt")
         public void testNonShortCircuitAnd() throws Exception {
             runTest("compiler/testData/codegen/box/intrinsics/nonShortCircuitAnd.kt");
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java
index cfe649a8783..0d572f0471b 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java
@@ -13125,6 +13125,11 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             runTest("compiler/testData/codegen/box/intrinsics/longRangeWithExplicitDot.kt");
         }
 
+        @TestMetadata("monitorEnterMonitorExit.kt")
+        public void testMonitorEnterMonitorExit() throws Exception {
+            runTest("compiler/testData/codegen/box/intrinsics/monitorEnterMonitorExit.kt");
+        }
+
         @TestMetadata("nonShortCircuitAnd.kt")
         public void testNonShortCircuitAnd() throws Exception {
             runTest("compiler/testData/codegen/box/intrinsics/nonShortCircuitAnd.kt");