diff --git a/include/engine/PortInfo.hpp b/include/engine/PortInfo.hpp
index c4d1b134..872c0196 100644
--- a/include/engine/PortInfo.hpp
+++ b/include/engine/PortInfo.hpp
@@ -13,9 +13,13 @@ struct PortInfo {
 	int portId;
 
 	/** The name of the port, using sentence capitalization.
-	e.g. "Sine", "Pitch input", "Mode CV"
+	e.g. "Sine", "Pitch input", "Mode CV".
+
+	Don't use the words "input" or "output" in the name.
+	Since this text is often prepended or appended to the name, the name will appear as e.g. "Sine input input", "Input: Sine input".
 	*/
 	std::string name;
+
 	/** An optional one-sentence description of the parameter. */
 	std::string description;
 
diff --git a/src/app/PortWidget.cpp b/src/app/PortWidget.cpp
index 94a20f59..e9660f2f 100644
--- a/src/app/PortWidget.cpp
+++ b/src/app/PortWidget.cpp
@@ -23,6 +23,12 @@ struct PortTooltip : ui::Tooltip {
 			text = (portWidget->type == engine::Port::INPUT) ? "Input" : "Output";
 			text += ": ";
 			text += portInfo->getName();
+			// Description
+			std::string description = portInfo->getDescription();
+			if (description != "") {
+				text += "\n";
+				text += description;
+			}
 			// Voltage, number of channels
 			int channels = port->getChannels();
 			for (int i = 0; i < channels; i++) {
@@ -32,12 +38,6 @@ struct PortTooltip : ui::Tooltip {
 					text += string::f("%d: ", i + 1);
 				text += string::f("% .3fV", port->getVoltage(i));
 			}
-			// Description
-			std::string description = portInfo->getDescription();
-			if (description != "") {
-				text += "\n";
-				text += description;
-			}
 			// Connected to
 			std::list<CableWidget*> cables = APP->scene->rack->getCablesOnPort(portWidget);
 			for (CableWidget* cable : cables) {