diff --git a/Models/Instruments/OHpanel/OHpanel.xml b/Models/Instruments/OHpanel/OHpanel.xml
index 596cba58..ee6d1b3f 100644
--- a/Models/Instruments/OHpanel/OHpanel.xml
+++ b/Models/Instruments/OHpanel/OHpanel.xml
@@ -987,7 +987,6 @@
 		</emission>
 	</animation>
 	
-	<!-- Panel lighting -->
 	<animation>
 		<name>Panel lighting</name>
 		<type>material</type>
diff --git a/Models/Instruments/OHpanel/OHpanelEPR.xml b/Models/Instruments/OHpanel/OHpanelEPR.xml
index 8dfa9180..8e2ec594 100644
--- a/Models/Instruments/OHpanel/OHpanelEPR.xml
+++ b/Models/Instruments/OHpanel/OHpanelEPR.xml
@@ -233,6 +233,20 @@
 		<name>Panel lighting</name>
 		<type>material</type>
 		<object-name>MarkingLts</object-name>
+		<condition>
+			<not>
+				<and>
+					<greater-than>
+						<property>sim/model/lights/dome-light</property>
+						<value>0</value>
+					</greater-than>
+					<less-than>
+						<property>controls/lighting/overhead-panel-norm</property>
+						<value>0.25</value>
+					</less-than>
+				</and>
+			</not>
+		</condition>
 		<emission>
 			<red>1</red>
 			<green>0.824</green>
@@ -266,4 +280,17 @@
 			<factor-prop>sim/model/lights/dome-light</factor-prop>
 		</emission>
 	</animation>
+	
+	<animation>
+		<name>Panel lighting</name>
+		<type>material</type>
+		<object-name>Panel</object-name>
+		<emission>
+			<red>0.3</red>
+			<green>0.3</green>
+			<blue>0.3</blue>
+			<factor-prop>sim/model/lights/dome-light</factor-prop>
+		</emission>
+	</animation>
+
 </PropertyList>
\ No newline at end of file
diff --git a/Models/Instruments/OHpanel/SteepAppr.xml b/Models/Instruments/OHpanel/SteepAppr.xml
index 48a4693e..e3037097 100644
--- a/Models/Instruments/OHpanel/SteepAppr.xml
+++ b/Models/Instruments/OHpanel/SteepAppr.xml
@@ -80,6 +80,20 @@
 		<name>Panel lighting</name>
 		<type>material</type>
 		<object-name>MarkingLts</object-name>
+		<condition>
+			<not>
+				<and>
+					<greater-than>
+						<property>sim/model/lights/dome-light</property>
+						<value>0</value>
+					</greater-than>
+					<less-than>
+						<property>controls/lighting/overhead-panel-norm</property>
+						<value>0.25</value>
+					</less-than>
+				</and>
+			</not>
+		</condition>
 		<emission>
 			<red>1</red>
 			<green>0.824</green>
@@ -87,5 +101,43 @@
 			<factor-prop>controls/lighting/overhead-panel-norm</factor-prop>
 		</emission>
 	</animation>
+	
+	<animation>
+		<name>Panel lighting</name>
+		<type>material</type>
+		<object-name>MarkingLts</object-name>
+		<condition>
+			<and>
+				<not>
+					<greater-than>
+						<property>controls/lighting/overhead-panel-norm</property>
+						<value>0.25</value>
+					</greater-than>
+				</not>
+				<greater-than>
+					<property>sim/model/lights/dome-light</property>
+					<value>0</value>
+				</greater-than>
+			</and>
+		</condition>
+		<emission>
+			<red>0.20</red>
+			<green>0.20</green>
+			<blue>0.20</blue>
+			<factor-prop>sim/model/lights/dome-light</factor-prop>
+		</emission>
+	</animation>
+	
+	<animation>
+		<name>Panel lighting</name>
+		<type>material</type>
+		<object-name>Panel</object-name>
+		<emission>
+			<red>0.3</red>
+			<green>0.3</green>
+			<blue>0.3</blue>
+			<factor-prop>sim/model/lights/dome-light</factor-prop>
+		</emission>
+	</animation>
 
 </PropertyList>
\ No newline at end of file
diff --git a/revision.txt b/revision.txt
index 78f705ef..7a3dea98 100644
--- a/revision.txt
+++ b/revision.txt
@@ -1 +1 @@
-4739
\ No newline at end of file
+4740
\ No newline at end of file