diff --git a/headers/private/kernel/ksyscalls.h b/headers/private/kernel/ksyscalls.h
index 59764cb560..f57c6ba00e 100644
--- a/headers/private/kernel/ksyscalls.h
+++ b/headers/private/kernel/ksyscalls.h
@@ -24,10 +24,17 @@ typedef struct syscall_parameter_info {
 	type_code	type;
 } syscall_parameter_info;
 
+typedef struct syscall_return_type_info {
+	int			size;
+	int			used_size;
+	type_code	type;
+} syscall_return_type_info;
+
 typedef struct extended_syscall_info {
-	const char*				name;
-	int						parameter_count;
-	syscall_parameter_info	parameters[MAX_SYSCALL_PARAMETERS];
+	const char*					name;
+	int							parameter_count;
+	syscall_return_type_info	return_type;
+	syscall_parameter_info		parameters[MAX_SYSCALL_PARAMETERS];
 } extended_syscall_info;
 
 
diff --git a/src/tools/gensyscalls/gensyscalls.cpp b/src/tools/gensyscalls/gensyscalls.cpp
index 77bfe4a5a3..557e2160ac 100644
--- a/src/tools/gensyscalls/gensyscalls.cpp
+++ b/src/tools/gensyscalls/gensyscalls.cpp
@@ -419,6 +419,14 @@ public:
 			file << "\t{" << endl;
 			file << "\t\t\"" << syscall->Name() << "\", " << paramCount << ","
 				<< endl;
+
+			// return type
+			Type* returnType = syscall->ReturnType();
+			file << "\t\t{ " << returnType->Size() << ", "
+				<< returnType->UsedSize() << ", "
+				<< _GetTypeCode(returnType) << " }," << endl;
+
+			// parameters
 			file << "\t\t{" << endl;
 
 			for (int k = 0; k < paramCount; k++) {