diff --git a/expui/CMakeLists.txt b/expui/CMakeLists.txt
index 7895559d6..ba44a03eb 100644
--- a/expui/CMakeLists.txt
+++ b/expui/CMakeLists.txt
@@ -55,6 +55,7 @@ target_sources(expui PUBLIC FILE_SET HEADERS
 	${CMAKE_CURRENT_SOURCE_DIR}/BiorthBasis.H
 	${CMAKE_CURRENT_SOURCE_DIR}/BiorthBess.H
 	${CMAKE_CURRENT_SOURCE_DIR}/FieldGenerator.H
+	${CMAKE_CURRENT_SOURCE_DIR}/UnitValidator.H
 )		     
 
 # Make the exp config header part of the public install
diff --git a/expui/Coefficients.H b/expui/Coefficients.H
index 061f42ac9..9effd7c5b 100644
--- a/expui/Coefficients.H
+++ b/expui/Coefficients.H
@@ -18,7 +18,7 @@
 #include "CoefStruct.H"
 
 // Unit validation
-#include <UnitValidator.H>
+#include "UnitValidator.H"
 
 // All coefficient classes are in this namespace
 namespace CoefClasses