diff --git a/components/pngcomponents/packages/delphi2010/PngComponents.dproj b/components/pngcomponents/packages/delphi2010/PngComponents.dproj
index 050c199a..81c232ad 100644
--- a/components/pngcomponents/packages/delphi2010/PngComponents.dproj
+++ b/components/pngcomponents/packages/delphi2010/PngComponents.dproj
@@ -35,6 +35,7 @@
 			<DCC_DebugInformation>false</DCC_DebugInformation>
 		</PropertyGroup>
 		<PropertyGroup Condition="'$(Cfg_1)'!=''">
+			<DCC_UnitSearchPath>..\..\..\..\source;..\..\build;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
 			<Version>7.0</Version>
 			<DCC_DebugInformation>False</DCC_DebugInformation>
 			<DCC_LocalDebugSymbols>False</DCC_LocalDebugSymbols>
@@ -44,7 +45,7 @@
 		<PropertyGroup Condition="'$(Cfg_2)'!=''">
 			<DCC_DependencyCheckOutputName>..\..\build\PngComponents.bpl</DCC_DependencyCheckOutputName>
 			<Version>7.0</Version>
-			<DCC_UnitSearchPath>..\..\..\source;..\..\build;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
+			<DCC_UnitSearchPath>..\..\..\..\source;..\..\build;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
 			<DCC_ResourcePath>..\..\..\..\source;..\..\build;$(DCC_ResourcePath)</DCC_ResourcePath>
 			<DCC_ObjPath>..\..\..\..\source;..\..\build;$(DCC_ObjPath)</DCC_ObjPath>
 			<DCC_IncludePath>..\..\..\..\source;..\..\build;$(DCC_IncludePath)</DCC_IncludePath>
diff --git a/components/pngcomponents/packages/delphi2010/PngComponentsD.dproj b/components/pngcomponents/packages/delphi2010/PngComponentsD.dproj
index 5b607809..8d93b0d2 100644
--- a/components/pngcomponents/packages/delphi2010/PngComponentsD.dproj
+++ b/components/pngcomponents/packages/delphi2010/PngComponentsD.dproj
@@ -34,6 +34,7 @@
 			<DCC_SymbolReferenceInfo>0</DCC_SymbolReferenceInfo>
 		</PropertyGroup>
 		<PropertyGroup Condition="'$(Cfg_1)'!=''">
+			<DCC_UnitSearchPath>..\..\..\..\source;..\..\build;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
 			<Version>7.0</Version>
 			<DCC_DebugInformation>False</DCC_DebugInformation>
 			<DCC_LocalDebugSymbols>False</DCC_LocalDebugSymbols>
diff --git a/components/virtualtreeview/packages/delphi2010/VirtualTreesD.dproj b/components/virtualtreeview/packages/delphi2010/VirtualTreesD.dproj
index 70237400..083a9e17 100644
--- a/components/virtualtreeview/packages/delphi2010/VirtualTreesD.dproj
+++ b/components/virtualtreeview/packages/delphi2010/VirtualTreesD.dproj
@@ -47,10 +47,10 @@
 			<DCC_HppOutput>..\..\build</DCC_HppOutput>
 			<DCC_BplOutput>..\..\build</DCC_BplOutput>
 			<DCC_DcpOutput>..\..\build</DCC_DcpOutput>
-			<DCC_UnitSearchPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
-			<DCC_ResourcePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_ResourcePath)</DCC_ResourcePath>
-			<DCC_ObjPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_ObjPath)</DCC_ObjPath>
-			<DCC_IncludePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_IncludePath)</DCC_IncludePath>
+			<DCC_UnitSearchPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
+			<DCC_ResourcePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_ResourcePath)</DCC_ResourcePath>
+			<DCC_ObjPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_ObjPath)</DCC_ObjPath>
+			<DCC_IncludePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_IncludePath)</DCC_IncludePath>
 		</PropertyGroup>
 		<PropertyGroup Condition="'$(Cfg_2)'!=''">
 			<DCC_DependencyCheckOutputName>..\..\build\VirtualTreesD.bpl</DCC_DependencyCheckOutputName>
@@ -64,10 +64,10 @@
 			<DCC_HppOutput>..\..\build</DCC_HppOutput>
 			<DCC_BplOutput>..\..\build</DCC_BplOutput>
 			<DCC_DcpOutput>..\..\build</DCC_DcpOutput>
-			<DCC_UnitSearchPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
-			<DCC_ResourcePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_ResourcePath)</DCC_ResourcePath>
-			<DCC_ObjPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_ObjPath)</DCC_ObjPath>
-			<DCC_IncludePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;;$(DCC_IncludePath)</DCC_IncludePath>
+			<DCC_UnitSearchPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
+			<DCC_ResourcePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_ResourcePath)</DCC_ResourcePath>
+			<DCC_ObjPath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_ObjPath)</DCC_ObjPath>
+			<DCC_IncludePath>..\..\source;..\..\..\..\source;..\..\resources;..\..\build;$(DCC_IncludePath)</DCC_IncludePath>
 			<DCC_TypedAtParameter>True</DCC_TypedAtParameter>
 			<DCC_GenerateStackFrames>True</DCC_GenerateStackFrames>
 		</PropertyGroup>
diff --git a/components/virtualtreeview/packages/delphi2010/VirtualTreesR.dproj b/components/virtualtreeview/packages/delphi2010/VirtualTreesR.dproj
index cea3bee4..0740276d 100644
--- a/components/virtualtreeview/packages/delphi2010/VirtualTreesR.dproj
+++ b/components/virtualtreeview/packages/delphi2010/VirtualTreesR.dproj
@@ -36,6 +36,7 @@
 			<DCC_SymbolReferenceInfo>0</DCC_SymbolReferenceInfo>
 		</PropertyGroup>
 		<PropertyGroup Condition="'$(Cfg_1)'!=''">
+			<DCC_UnitSearchPath>..\..\..\..\source;..\..\resources;$(DCC_UnitSearchPath)</DCC_UnitSearchPath>
 			<DCC_DependencyCheckOutputName>..\..\build\VirtualTreesR.bpl</DCC_DependencyCheckOutputName>
 			<Version>7.0</Version>
 			<DCC_AssertionsAtRuntime>False</DCC_AssertionsAtRuntime>