diff --git a/src/plugins/projectexplorer/abstractprocessstep.cpp b/src/plugins/projectexplorer/abstractprocessstep.cpp
index 03c398719cb..7c143e4c1dc 100644
--- a/src/plugins/projectexplorer/abstractprocessstep.cpp
+++ b/src/plugins/projectexplorer/abstractprocessstep.cpp
@@ -268,7 +268,7 @@ ProcessParameters *AbstractProcessStep::processParameters()
     return &d->m_param;
 }
 
-void AbstractProcessStep::setupProcessParameters(ProcessParameters *params)
+void AbstractProcessStep::setupProcessParameters(ProcessParameters *params) const
 {
     params->setMacroExpander(macroExpander());
 
diff --git a/src/plugins/projectexplorer/abstractprocessstep.h b/src/plugins/projectexplorer/abstractprocessstep.h
index 218e68a1bcf..9a324af31bf 100644
--- a/src/plugins/projectexplorer/abstractprocessstep.h
+++ b/src/plugins/projectexplorer/abstractprocessstep.h
@@ -39,7 +39,7 @@ class PROJECTEXPLORER_EXPORT AbstractProcessStep : public BuildStep
 
 public:
     ProcessParameters *processParameters();
-    void setupProcessParameters(ProcessParameters *params);
+    void setupProcessParameters(ProcessParameters *params) const;
 
     bool ignoreReturnValue() const;
     void setIgnoreReturnValue(bool b);