diff --git a/reactos/hal/halx86/CMakeLists.txt b/reactos/hal/halx86/CMakeLists.txt
index 23f49cff365..bdb5ede106e 100644
--- a/reactos/hal/halx86/CMakeLists.txt
+++ b/reactos/hal/halx86/CMakeLists.txt
@@ -38,6 +38,7 @@ list(APPEND HAL_GENERIC_PCAT_SOURCE
     generic/legacy/bus/pcidata.c
     generic/legacy/bus/sysbus.c
     generic/legacy/bussupp.c
+    generic/legacy/halpnpdd.c
     generic/legacy/halpcat.c)
 
 list(APPEND HAL_GENERIC_ACPI_SOURCE
diff --git a/reactos/hal/halx86/hal_generic_acpi.rbuild b/reactos/hal/halx86/hal_generic_acpi.rbuild
index 19e2b8093b2..f2702f406fe 100644
--- a/reactos/hal/halx86/hal_generic_acpi.rbuild
+++ b/reactos/hal/halx86/hal_generic_acpi.rbuild
@@ -8,16 +8,16 @@
 		<define name="_NTHAL_" />
 		<define name="CONFIG_ACPI" />
 		<directory name="generic">
-    	    <directory name="acpi">
-    	        <file>halacpi.c</file>
-    	        <file>halpnpdd.c</file>
-    	        <file>busemul.c</file>
-    	    </directory>
-    	    <directory name="legacy">
-        		<directory name="bus">
-    				<file>pcibus.c</file>
-    			</directory>
-    		</directory>
+			<directory name="acpi">
+				<file>halacpi.c</file>
+				<file>halpnpdd.c</file>
+				<file>busemul.c</file>
+			</directory>
+			<directory name="legacy">
+				<directory name="bus">
+					<file>pcibus.c</file>
+				</directory>
+			</directory>
 			<if property="ARCH" value="i386">
 				<file>halinit.c</file>
 			</if>
diff --git a/reactos/hal/halx86/hal_generic_pcat.rbuild b/reactos/hal/halx86/hal_generic_pcat.rbuild
index 85fb6463c5a..539b3cfbc31 100644
--- a/reactos/hal/halx86/hal_generic_pcat.rbuild
+++ b/reactos/hal/halx86/hal_generic_pcat.rbuild
@@ -7,19 +7,19 @@
 		<define name="_NTHALDLL_" />
 		<define name="_NTHAL_" />
 		<directory name="generic">
-    		<directory name="legacy">
-        		<directory name="bus">
-    				<file>bushndlr.c</file>
-    				<file>cmosbus.c</file>
-    				<file>isabus.c</file>
-    				<file>pcibus.c</file>
-    				<file>pcidata.c</file>
-    				<file>sysbus.c</file>
-    			</directory>
-    		    <file>bussupp.c</file>
-    	        <file>halpcat.c</file>
+			<directory name="legacy">
+				<directory name="bus">
+					<file>bushndlr.c</file>
+					<file>cmosbus.c</file>
+					<file>isabus.c</file>
+					<file>pcibus.c</file>
+					<file>pcidata.c</file>
+					<file>sysbus.c</file>
+				</directory>
+				<file>bussupp.c</file>
+				<file>halpcat.c</file>
 				<file>halpnpdd.c</file>
-    	    </directory>
+			</directory>
 			<if property="ARCH" value="i386">
 				<file>halinit.c</file>
 			</if>