diff --git a/testtools/com/sun/star/comp/bridge/TestComponent.java b/testtools/com/sun/star/comp/bridge/TestComponent.java
index dcc835125219..271b139565fb 100644
--- a/testtools/com/sun/star/comp/bridge/TestComponent.java
+++ b/testtools/com/sun/star/comp/bridge/TestComponent.java
@@ -161,18 +161,18 @@ public class TestComponent {
         public void sync(  ) throws com.sun.star.uno.RuntimeException {
         }
 
-        public ComplexTypes complex_in( /*IN*/ComplexTypes aVal ) throws com.sun.star.uno.RuntimeException {
+        public ComplexTypes complexIn( /*IN*/ComplexTypes aVal ) throws com.sun.star.uno.RuntimeException {
             return aVal;
         }
 
-        public ComplexTypes complex_inout( /*INOUT*/ComplexTypes[] aVal ) throws com.sun.star.uno.RuntimeException {
+        public ComplexTypes complexInout( /*INOUT*/ComplexTypes[] aVal ) throws com.sun.star.uno.RuntimeException {
             return aVal[0];
         }
 
-        public void complex_oneway( /*IN*/ComplexTypes aVal ) throws com.sun.star.uno.RuntimeException {
+        public void complexOneway( /*IN*/ComplexTypes aVal ) throws com.sun.star.uno.RuntimeException {
         }
 
-        public void complex_noreturn( /*IN*/ComplexTypes aVal ) throws com.sun.star.uno.RuntimeException {
+        public void complexNoreturn( /*IN*/ComplexTypes aVal ) throws com.sun.star.uno.RuntimeException {
         }
 
         public XPerformanceTest createObject(  ) throws com.sun.star.uno.RuntimeException {
diff --git a/testtools/source/bridgetest/idl/com/sun/star/test/performance/XPerformanceTest.idl b/testtools/source/bridgetest/idl/com/sun/star/test/performance/XPerformanceTest.idl
index 7e3ae8e96a95..b92b7b4c3dbc 100644
--- a/testtools/source/bridgetest/idl/com/sun/star/test/performance/XPerformanceTest.idl
+++ b/testtools/source/bridgetest/idl/com/sun/star/test/performance/XPerformanceTest.idl
@@ -78,11 +78,11 @@ published interface XPerformanceTest : com::sun::star::uno::XInterface
     void async();
     void sync();
 
-    ComplexTypes complex_in( [in] ComplexTypes aVal );
-    ComplexTypes complex_inout( [inout] ComplexTypes aVal );
+    ComplexTypes complexIn( [in] ComplexTypes aVal );
+    ComplexTypes complexInout( [inout] ComplexTypes aVal );
 
-    void complex_oneway( [in] ComplexTypes aVal );
-    void complex_noreturn( [in] ComplexTypes aVal );
+    void complexOneway( [in] ComplexTypes aVal );
+    void complexNoreturn( [in] ComplexTypes aVal );
 
     XPerformanceTest createObject();
 
diff --git a/testtools/source/performance/cli_testobj_performance.cs b/testtools/source/performance/cli_testobj_performance.cs
index 4affe89cd70f..c5e338fcd15a 100644
--- a/testtools/source/performance/cli_testobj_performance.cs
+++ b/testtools/source/performance/cli_testobj_performance.cs
@@ -73,10 +73,10 @@ public class PerformanceTestObject : ServiceBase, XPerformanceTest
     // Methods
     public void async() {}
     public void sync(  ) {}
-    public ComplexTypes complex_in( /*IN*/ComplexTypes aVal ) { return aVal; }
-    public ComplexTypes complex_inout( /*INOUT*/ref ComplexTypes aVal ) { return aVal; }
-    public void complex_oneway( /*IN*/ComplexTypes aVal ) {}
-    public void complex_noreturn( /*IN*/ComplexTypes aVal ) {}
+    public ComplexTypes complexIn( /*IN*/ComplexTypes aVal ) { return aVal; }
+    public ComplexTypes complexInout( /*INOUT*/ref ComplexTypes aVal ) { return aVal; }
+    public void complexOneway( /*IN*/ComplexTypes aVal ) {}
+    public void complexNoreturn( /*IN*/ComplexTypes aVal ) {}
     public XPerformanceTest createObject(  ) { return new PerformanceTestObject(); }
     public int getLong() { return _long; }
     public void setLong(/*IN*/int n) { _long = n; }
diff --git a/testtools/source/performance/ubobject.cxx b/testtools/source/performance/ubobject.cxx
index e437e9c9cdaa..acd199268f26 100644
--- a/testtools/source/performance/ubobject.cxx
+++ b/testtools/source/performance/ubobject.cxx
@@ -183,13 +183,13 @@ public:
         {}
     virtual void SAL_CALL sync() throw(css::uno::RuntimeException)
         {}
-    virtual ComplexTypes SAL_CALL complex_in( const css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
+    virtual ComplexTypes SAL_CALL complexIn( const css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
         { return aVal; }
-    virtual ComplexTypes SAL_CALL complex_inout( css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
+    virtual ComplexTypes SAL_CALL complexInout( css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
         { return aVal; }
-    virtual void SAL_CALL complex_oneway( const css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
+    virtual void SAL_CALL complexOneway( const css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
         {}
-    virtual void SAL_CALL complex_noreturn( const css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
+    virtual void SAL_CALL complexNoreturn( const css::test::performance::ComplexTypes& aVal ) throw(css::uno::RuntimeException)
         {}
     virtual Reference< XPerformanceTest > SAL_CALL createObject() throw(css::uno::RuntimeException)
         { return new ServiceImpl(); }
diff --git a/testtools/source/performance/ubtest.cxx b/testtools/source/performance/ubtest.cxx
index 38950b8bda5d..17601820c966 100644
--- a/testtools/source/performance/ubtest.cxx
+++ b/testtools/source/performance/ubtest.cxx
@@ -626,28 +626,28 @@ static void benchmark(
     i = nLoop;
     tStart = getSystemTicks();
     while (i--)
-        xBench->complex_in( aDummyStruct );
+        xBench->complexIn( aDummyStruct );
     tEnd = getSystemTicks();
-    rSheet.insert( "4a: complex_in() calls (in struct; return struct)", nLoop, tEnd - tStart );
+    rSheet.insert( "4a: complexIn() calls (in struct; return struct)", nLoop, tEnd - tStart );
     i = nLoop;
     tStart = getSystemTicks();
     while (i--)
-        xBench->complex_inout( aDummyStruct );
+        xBench->complexInout( aDummyStruct );
     tEnd = getSystemTicks();
-    rSheet.insert( "4b: complex_inout() calls (inout struct; return struct)", nLoop, tEnd - tStart );
+    rSheet.insert( "4b: complexInout() calls (inout struct; return struct)", nLoop, tEnd - tStart );
 
     i = nLoop;
     tStart = getSystemTicks();
     while (i--)
-        xBench->complex_oneway( aDummyStruct );
+        xBench->complexOneway( aDummyStruct );
     tEnd = getSystemTicks();
-    rSheet.insert( "4c: complex_oneway() oneway calls (in struct)", nLoop, tEnd - tStart );
+    rSheet.insert( "4c: complexOneway() oneway calls (in struct)", nLoop, tEnd - tStart );
     i = nLoop;
     tStart = getSystemTicks();
     while (i--)
-        xBench->complex_noreturn( aDummyStruct );
+        xBench->complexNoreturn( aDummyStruct );
     tEnd = getSystemTicks();
-    rSheet.insert( "4d: complex_noreturn() calls (in struct)", nLoop, tEnd - tStart );
+    rSheet.insert( "4d: complexNoreturn() calls (in struct)", nLoop, tEnd - tStart );
 
     // attributes, get() methods
     i = nLoop;