diff --git a/icu4c/source/stubdata/stubdata.vcproj b/icu4c/source/stubdata/stubdata.vcproj
index a9d0ac35095..22c0b6d075f 100644
--- a/icu4c/source/stubdata/stubdata.vcproj
+++ b/icu4c/source/stubdata/stubdata.vcproj
@@ -38,7 +38,6 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				AdditionalOptions="/MACHINE:I386"
 				OutputFile="..\..\bin\icudt34.dll"
 				LinkIncremental="1"
 				SuppressStartupBanner="TRUE"
@@ -104,7 +103,6 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				AdditionalOptions="/MACHINE:I386"
 				OutputFile="..\..\bin\icudt34.dll"
 				LinkIncremental="2"
 				SuppressStartupBanner="TRUE"
diff --git a/icu4c/source/tools/ctestfw/ctestfw.vcproj b/icu4c/source/tools/ctestfw/ctestfw.vcproj
index e1c797409e5..8f5aafa25be 100644
--- a/icu4c/source/tools/ctestfw/ctestfw.vcproj
+++ b/icu4c/source/tools/ctestfw/ctestfw.vcproj
@@ -39,7 +39,6 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				AdditionalOptions="/MACHINE:I386"
 				OutputFile="..\..\..\bin\icutest.dll"
 				LinkIncremental="1"
 				SuppressStartupBanner="TRUE"
@@ -105,7 +104,6 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				AdditionalOptions="/MACHINE:I386"
 				OutputFile="..\..\..\bin\icutestd.dll"
 				LinkIncremental="2"
 				SuppressStartupBanner="TRUE"
diff --git a/icu4c/source/tools/toolutil/toolutil.vcproj b/icu4c/source/tools/toolutil/toolutil.vcproj
index df0670c7bf8..c7568a2a134 100644
--- a/icu4c/source/tools/toolutil/toolutil.vcproj
+++ b/icu4c/source/tools/toolutil/toolutil.vcproj
@@ -37,7 +37,6 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				AdditionalOptions="/MACHINE:I386"
 				OutputFile="..\..\..\bin\icutu34.dll"
 				LinkIncremental="1"
 				SuppressStartupBanner="TRUE"
@@ -103,7 +102,6 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				AdditionalOptions="/MACHINE:I386"
 				OutputFile="..\..\..\bin\icutu34d.dll"
 				LinkIncremental="2"
 				SuppressStartupBanner="TRUE"