diff --git a/src/add-ons/print/transports/ipp/HttpURLConnection.cpp b/src/add-ons/print/transports/ipp/HttpURLConnection.cpp
index b33467f646..1b2af479c4 100644
--- a/src/add-ons/print/transports/ipp/HttpURLConnection.cpp
+++ b/src/add-ons/print/transports/ipp/HttpURLConnection.cpp
@@ -116,14 +116,14 @@ ostream &HttpURLConnection::getOutputStream()
 	return __sock->getOutputStream();
 }
 
-void HttpURLConnection::setDoInput(bool doinput)
+void HttpURLConnection::setDoInput(bool doInput)
 {
-	doinput = doinput;
+	this->doInput = doInput;
 }
 
-void HttpURLConnection::setDoOutput(bool dooutput)
+void HttpURLConnection::setDoOutput(bool doOutput)
 {
-	dooutput = dooutput;
+	this->doOutput = doOutput;
 }
 
 void HttpURLConnection::connect()
diff --git a/src/add-ons/print/transports/ipp/HttpURLConnection.h b/src/add-ons/print/transports/ipp/HttpURLConnection.h
index 4c28e04ea6..84bcdf8002 100644
--- a/src/add-ons/print/transports/ipp/HttpURLConnection.h
+++ b/src/add-ons/print/transports/ipp/HttpURLConnection.h
@@ -98,8 +98,8 @@ public:
 
 	bool getDoInput() const;
 	bool getDoOutput() const;
-	void setDoInput(bool doinput);
-	void setDoOutput(bool dooutput);
+	void setDoInput(bool doInput);
+	void setDoOutput(bool doOutput);
 
 	istream &getInputStream();
 	ostream &getOutputStream();