diff --git a/src/plugins/qmldesigner/components/resources/stylesheet.css b/src/plugins/qmldesigner/components/resources/stylesheet.css
index 76fe776b497..2b7b907f431 100644
--- a/src/plugins/qmldesigner/components/resources/stylesheet.css
+++ b/src/plugins/qmldesigner/components/resources/stylesheet.css
@@ -40,7 +40,6 @@ QTabWidget::pane { /* The tab widget frame */
 QLineEdit
 {
      border: 2px solid #8F8F8F;
-     border-radius: 4px;
      padding: 0 8px;
      background-color: white;
      selection-background-color: darkgray;
@@ -51,7 +50,6 @@ QLineEdit#itemLibrarySearchInput
     color: white;
     font-size: 11px;
     border: 2px solid #0F0F0F;
-    border-radius: 6px;
     border-width: 1;
     max-height: 20px;
     min-height: 20px;
diff --git a/src/plugins/qmldesigner/qmldesignerextension/connectioneditor/stylesheet.css b/src/plugins/qmldesigner/qmldesignerextension/connectioneditor/stylesheet.css
index 70a77cf423d..841e97562d4 100644
--- a/src/plugins/qmldesigner/qmldesignerextension/connectioneditor/stylesheet.css
+++ b/src/plugins/qmldesigner/qmldesignerextension/connectioneditor/stylesheet.css
@@ -107,7 +107,6 @@ QHeaderView::section {
     padding: 4px;
     border: 1px solid black;
     color: #cacaca;
-    border-radius: 2px;
     margin: 2px
 }
 
@@ -169,7 +168,6 @@ QSpinBox
     padding-bottom: 2px;
     padding-left: 12px;
     border: 2px solid #0F0F0F;
-    border-radius: 6px;
     border-width: 1;
     background-color: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1,
     stop: 0 #2c2c2c, stop: 1 #333333);
@@ -186,7 +184,6 @@ QSpinBox
     padding-bottom: 2px;
     padding-left: 12px;
     border: 2px solid #0F0F0F;
-    border-radius: 6px;
     border-width: 1;
     background-color: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1,
     stop: 0 #2c2c2c, stop: 1 #333333);
@@ -310,7 +307,6 @@ QLineEdit
     color: white;
     font-size: 11px;
     border: 2px solid #0F0F0F;
-    border-radius: 6px;
     border-width: 1;
     min-height: 26px;
     background-color: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1,