diff --git a/src/gui/guiFormSpecMenu.cpp b/src/gui/guiFormSpecMenu.cpp
index 72095a86e..49133f1cb 100644
--- a/src/gui/guiFormSpecMenu.cpp
+++ b/src/gui/guiFormSpecMenu.cpp
@@ -2027,7 +2027,7 @@ void GUIFormSpecMenu::parseTabHeader(parserData* data, const std::string &elemen
 		// Width is not here because tabs are the width of the text, and
 		// there's no reason to change that.
 		unsigned int i = 0;
-		std::vector<std::string> v_geom = {"1", "0.75"}; // Dummy width and default height
+		std::vector<std::string> v_geom = {"1", "1"}; // Dummy width and height
 		bool auto_width = true;
 		if (parts.size() == 7) {
 			i++;
@@ -2071,6 +2071,9 @@ void GUIFormSpecMenu::parseTabHeader(parserData* data, const std::string &elemen
 			pos = getRealCoordinateBasePos(v_pos);
 
 			geom = getRealCoordinateGeometry(v_geom);
+			// Set default height
+			if (parts.size() <= 6)
+				geom.Y = m_btn_height * 2;
 			pos.Y -= geom.Y; // TabHeader base pos is the bottom, not the top.
 			if (auto_width)
 				geom.X = DesiredRect.getWidth(); // Set automatic width