--- a/src/CMake/FindJPEG.cmake	2022-07-22 15:00:18.831409000 -0700
+++ b/src/CMake/FindJPEG.cmake	2022-07-22 15:01:07.682528000 -0700
@@ -25,5 +25,13 @@
   else() 
       SET_UP_THIRD_PARTY(JPEG lib include jpeg)
   endif()
+ELSE()
+  if (VISIT_JPEG_DIR)
+      if(EXISTS ${JPEG_DIR}/lib)
+          SET_UP_THIRD_PARTY(JPEG lib include jpeg)
+      elseif(EXISTS ${JPEG_DIR}/lib64)
+          SET_UP_THIRD_PARTY(JPEG lib64 include jpeg)
+      endif()
+  endif()
 ENDIF (WIN32)
 
--- a/src/CMakeLists.txt	2022-08-09 12:01:55.564360000 -0700
+++ b/src/CMakeLists.txt	2022-08-09 12:02:46.100508000 -0700
@@ -895,10 +895,8 @@
 VISIT_3RDPARTY_VAR(ICET_DIR   "Path containing the Ice-T library's include and lib")
 
 # Libraries some third-parties are dependent upon
-IF(WIN32)
-  VISIT_3RDPARTY_VAR(JPEG_DIR   "Path containing the jpeg library's include and lib")
-  VISIT_3RDPARTY_VAR(SZIP_DIR   "Path containing the szip library's include and lib")
-ENDIF(WIN32)
+VISIT_3RDPARTY_VAR(JPEG_DIR   "Path containing the jpeg library's include and lib")
+VISIT_3RDPARTY_VAR(SZIP_DIR   "Path containing the szip library's include and lib")
 
 # Define the options that let us pick I/O library installation locations. When
 # the library option is defined then we also define the variable name passed as
@@ -1351,10 +1349,8 @@
 INCLUDE(${VISIT_SOURCE_DIR}/CMake/FindZlib.cmake)
 
 # szip and jpeg
-IF(WIN32)
-    INCLUDE(${VISIT_SOURCE_DIR}/CMake/FindJPEG.cmake)
-    INCLUDE(${VISIT_SOURCE_DIR}/CMake/FindSzip.cmake)
-ENDIF(WIN32)
+INCLUDE(${VISIT_SOURCE_DIR}/CMake/FindJPEG.cmake)
+INCLUDE(${VISIT_SOURCE_DIR}/CMake/FindSzip.cmake)
 
 # dl and large file support.
 IF(CMAKE_HOST_UNIX)