diff --git a/core/src/main/java/org/teavm/backend/wasm/generate/WasmGenerationVisitor.java b/core/src/main/java/org/teavm/backend/wasm/generate/WasmGenerationVisitor.java
index 12bf7720e..034af0397 100644
--- a/core/src/main/java/org/teavm/backend/wasm/generate/WasmGenerationVisitor.java
+++ b/core/src/main/java/org/teavm/backend/wasm/generate/WasmGenerationVisitor.java
@@ -158,10 +158,10 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
                 generateBinary(WasmIntBinaryOperation.ADD, WasmFloatBinaryOperation.ADD, expr);
                 break;
             case SUBTRACT:
-                generateBinary(WasmIntBinaryOperation.SUB, WasmFloatBinaryOperation.ADD, expr);
+                generateBinary(WasmIntBinaryOperation.SUB, WasmFloatBinaryOperation.SUB, expr);
                 break;
             case MULTIPLY:
-                generateBinary(WasmIntBinaryOperation.MUL, WasmFloatBinaryOperation.ADD, expr);
+                generateBinary(WasmIntBinaryOperation.MUL, WasmFloatBinaryOperation.MUL, expr);
                 break;
             case DIVIDE:
                 generateBinary(WasmIntBinaryOperation.DIV_SIGNED, WasmFloatBinaryOperation.DIV, expr);