diff --git a/res/doc/screenshots/impulse_reverb_mono.png b/res/doc/screenshots/impulse_reverb_mono.png
index 17ec26d..adf92ad 100644
Binary files a/res/doc/screenshots/impulse_reverb_mono.png and b/res/doc/screenshots/impulse_reverb_mono.png differ
diff --git a/res/doc/screenshots/impulse_reverb_stereo.png b/res/doc/screenshots/impulse_reverb_stereo.png
index a4a8935..9540789 100644
Binary files a/res/doc/screenshots/impulse_reverb_stereo.png and b/res/doc/screenshots/impulse_reverb_stereo.png differ
diff --git a/res/main/ui/convolution/impulse_reverb/mono.xml b/res/main/ui/convolution/impulse_reverb/mono.xml
index a986205..47698d2 100644
--- a/res/main/ui/convolution/impulse_reverb/mono.xml
+++ b/res/main/ui/convolution/impulse_reverb/mono.xml
@@ -112,16 +112,18 @@
 							<cell cols="6"><hsep bg.color="bg" pad.v="2" vreduce="true"/></cell>
 
 							<ui:with pad.h="6" pad.v="4">
-								<cell rows="2"><button id="irv${i}" size="32" toggle="false"/></cell>
+								<cell rows="2">
+									<button id="irv${i}" bg.color="bg_schema" font.size="12" size="32" ui:inject="Button_cyan" font.name="lsp-icons" text="icons.actions.reverse"/>
+								</cell>
 								<knob id="ihc${i}" size="20"/>
 								<knob id="itc${i}" size="20"/>
 								<knob id="ifi${i}" size="20" scolor="fade_in"/>
 								<knob id="ifo${i}" size="20" scolor="fade_out"/>
 								<cell rows="2">
 									<hbox fill="false">
-										<ui:with font.name="lsp-icons" font.size="16" size="32" ui:inject="Button_cyan" toggle="false">
-											<button id="ils${i}" text="icons.playback.play" />
-											<button id="ilc${i}" text="icons.playback.stop" />
+										<ui:with font.name="lsp-icons" font.size="10" size="32" ui:inject="Button_cyan" toggle="false">
+											<button id="ils${i}" text="icons.playback_big.play"/>
+											<button id="ilc${i}" text="icons.playback_big.stop"/>
 										</ui:with>
 									</hbox>
 								</cell>
diff --git a/res/main/ui/convolution/impulse_reverb/stereo.xml b/res/main/ui/convolution/impulse_reverb/stereo.xml
index a36ff9a..0d3b147 100644
--- a/res/main/ui/convolution/impulse_reverb/stereo.xml
+++ b/res/main/ui/convolution/impulse_reverb/stereo.xml
@@ -120,16 +120,18 @@
 							<cell cols="6"><hsep bg.color="bg" pad.v="2" vreduce="true"/></cell>
 
 							<ui:with pad.h="6" pad.v="4">
-								<cell rows="2"><button id="irv${i}" size="32" toggle="false"/></cell>
+								<cell rows="2">
+									<button id="irv${i}" bg.color="bg_schema" font.size="12" size="32" ui:inject="Button_cyan" font.name="lsp-icons" text="icons.actions.reverse"/>
+								</cell>
 								<knob id="ihc${i}" size="20"/>
 								<knob id="itc${i}" size="20"/>
 								<knob id="ifi${i}" size="20" scolor="fade_in"/>
 								<knob id="ifo${i}" size="20" scolor="fade_out"/>
 								<cell rows="2">
 									<hbox fill="false">
-										<ui:with font.name="lsp-icons" font.size="16" size="32" ui:inject="Button_cyan" toggle="false">
-											<button id="ils${i}" text="icons.playback.play" />
-											<button id="ilc${i}" text="icons.playback.stop" />
+										<ui:with font.name="lsp-icons" font.size="10" size="32" ui:inject="Button_cyan" toggle="false">
+											<button id="ils${i}" text="icons.playback_big.play"/>
+											<button id="ilc${i}" text="icons.playback_big.stop"/>
 										</ui:with>
 									</hbox>
 								</cell>