diff --git a/example/lib/pages/components/default_flutter.dart b/example/lib/pages/components/default_flutter.dart
index c059420..42ce351 100644
--- a/example/lib/pages/components/default_flutter.dart
+++ b/example/lib/pages/components/default_flutter.dart
@@ -47,7 +47,10 @@ class DefaultFlutter extends StatelessWidget {
               ),
               Card(
                 child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.center,
                   children: [
+                    LinearProgressIndicator(),
+                    CircularProgressIndicator(),
                     Slider(
                       value: 50,
                       onChanged: (value) {},
@@ -62,7 +65,7 @@ class DefaultFlutter extends StatelessWidget {
                       min: 0,
                       max: 100,
                     ),
-                  ],
+                  ].divide(const SizedBox(height: 8)).toList(growable: false),
                 ),
               ),
               Card(
@@ -144,7 +147,7 @@ class DefaultFlutter extends StatelessWidget {
                     TextButton(onPressed: () {}, child: Text("Cancel")),
                     const Spacer(),
                     OutlinedButton(onPressed: () {}, child: Text("Reset")),
-                    SizedBox(width: ZetaSpacing.small),
+                    SizedBox(width: Zeta.of(context).spacing.small),
                     ElevatedButton(onPressed: () {}, child: Text("Next")),
                   ],
                 ),
diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index eb6f9b6..284947a 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -23,7 +23,7 @@ dependencies:
   table_calendar: ^3.0.9
   zds_flutter:
     path: ../
-  zeta_flutter: ^0.15.2
+  zeta_flutter: ^0.18.0
 
 flutter:
   uses-material-design: true
diff --git a/lib/src/components/atoms/circle_icon_button.dart b/lib/src/components/atoms/circle_icon_button.dart
index 5c983da..a051c9f 100644
--- a/lib/src/components/atoms/circle_icon_button.dart
+++ b/lib/src/components/atoms/circle_icon_button.dart
@@ -168,7 +168,8 @@ class _CircleIconButton extends State<CircleIconButton> {
 
   @override
   Widget build(BuildContext context) {
-    final colors = Zeta.of(context).colors;
+    final zeta = Zeta.of(context);
+    final colors = zeta.colors;
     final bool toggled = type == CircleButtonType.toggled;
 
     return Column(
@@ -180,9 +181,9 @@ class _CircleIconButton extends State<CircleIconButton> {
             decoration: _animatedStyle(colors, isPressed),
             child: Icon(
               toggled ? widget.activeIcon : widget.icon,
-              size: _iconSize,
+              size: _iconSize(zeta),
               color: type.foregroundColor(colors),
-            ).padding(_iconPadding),
+            ).padding(_iconPadding(zeta)),
           ),
         ),
         Text(
@@ -192,35 +193,29 @@ class _CircleIconButton extends State<CircleIconButton> {
             fontSize: widget.size == ButtonSize.small ? 14 : 16,
           ),
         ),
-      ]
-          .divide(
-            const SizedBox(
-              height: ZetaSpacing.minimum,
-            ),
-          )
-          .toList(),
+      ].divide(SizedBox(height: zeta.spacing.minimum)).toList(),
     );
   }
 
-  double get _iconPadding {
+  double _iconPadding(Zeta zeta) {
     switch (widget.size) {
       case ButtonSize.large:
-        return ZetaSpacing.xl_1;
+        return zeta.spacing.xl;
       case ButtonSize.medium:
         return 15;
       case ButtonSize.small:
-        return ZetaSpacing.minimum;
+        return zeta.spacing.minimum;
     }
   }
 
-  double get _iconSize {
+  double _iconSize(Zeta zeta) {
     switch (widget.size) {
       case ButtonSize.large:
-        return ZetaSpacing.xl_6;
+        return zeta.spacing.xl_6;
       case ButtonSize.medium:
-        return ZetaSpacingBase.x7_5;
+        return zeta.spacing.xl_3;
       case ButtonSize.small:
-        return ZetaSpacing.xl_1;
+        return zeta.spacing.xl;
     }
   }
 
diff --git a/lib/src/utils/theme/theme_builders/progress_indicator_theme.dart b/lib/src/utils/theme/theme_builders/progress_indicator_theme.dart
index 49335b1..acbee26 100644
--- a/lib/src/utils/theme/theme_builders/progress_indicator_theme.dart
+++ b/lib/src/utils/theme/theme_builders/progress_indicator_theme.dart
@@ -14,6 +14,8 @@ extension ProgressIndicatorExtension on ZetaColorScheme {
     return ProgressIndicatorThemeData(
       /// Setting up the color.
       color: secondary,
+      linearTrackColor: Colors.transparent,
+      circularTrackColor: Colors.transparent,
     );
   }
 }
diff --git a/pubspec.yaml b/pubspec.yaml
index 582ab0a..8f7d0ab 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -74,7 +74,7 @@ dependencies:
   video_compress: ^3.1.3
   video_player: ^2.8.6
   vsc_quill_delta_to_html: ^1.0.5
-  zeta_flutter: ^0.15.2
+  zeta_flutter: ^0.18.0
 
 dev_dependencies:
   flutter_test: