diff --git a/include/sirit/sirit.h b/include/sirit/sirit.h
index d24ce2c..ee3a024 100644
--- a/include/sirit/sirit.h
+++ b/include/sirit/sirit.h
@@ -160,6 +160,10 @@ class Module {
     /// Ends a function.
     Id OpFunctionEnd();
 
+    /// Call a function.
+    Id OpFunctionCall(Id result_type, Id function,
+                      const std::vector<Id>& arguments = {});
+
     // Flow
 
     /// Declare a structured loop.
diff --git a/src/insts/function.cpp b/src/insts/function.cpp
index dcd803a..f9f74df 100644
--- a/src/insts/function.cpp
+++ b/src/insts/function.cpp
@@ -20,4 +20,13 @@ Id Module::OpFunction(Id result_type, spv::FunctionControlMask function_control,
 
 Id Module::OpFunctionEnd() { return AddCode(spv::Op::OpFunctionEnd); }
 
+Id Module::OpFunctionCall(Id result_type, Id function,
+                          const std::vector<Id>& arguments) {
+    auto op{
+        std::make_unique<Op>(spv::Op::OpFunctionCall, bound++, result_type)};
+    op->Add(function);
+    op->Add(arguments);
+    return AddCode(std::move(op));
+}
+
 } // namespace Sirit