diff --git a/cmake/Find7z.cmake b/cmake/Find7z.cmake
new file mode 100644
index 000000000..258e3e48f
--- /dev/null
+++ b/cmake/Find7z.cmake
@@ -0,0 +1,47 @@
+# Finds 7z.
+#
+#  7z_FOUND     - True if 7z is found.
+#  7z_EXECUTABLE - Path to executable
+
+#=============================================================================
+# Copyright 2019 Friedrich W. H. Kossebau <kossebau@kde.org>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+# 3. The name of the author may not be used to endorse or promote products
+#    derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#=============================================================================
+
+find_program(7z_EXECUTABLE NAMES 7z.exe 7za.exe)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(7z
+    FOUND_VAR
+        7z_FOUND
+    REQUIRED_VARS
+        7z_EXECUTABLE
+)
+mark_as_advanced(7z_EXECUTABLE)
+
+set_package_properties(7z PROPERTIES
+    URL "https://www.7-zip.org/"
+    DESCRIPTION "Data (de)compression program"
+)
diff --git a/src/desktoptheme/CMakeLists.txt b/src/desktoptheme/CMakeLists.txt
index ba2f36106..874f48f92 100644
--- a/src/desktoptheme/CMakeLists.txt
+++ b/src/desktoptheme/CMakeLists.txt
@@ -1,85 +1,105 @@
 
 option(GZIP_DESKTOPTHEME_SVG "Install Desktop Theme SVG files as .svgz." ON)
 
 if (GZIP_DESKTOPTHEME_SVG)
-    find_package(gzip)
-    set_package_properties(gzip PROPERTIES
-        TYPE REQUIRED
-    )
+    if(WIN32)
+        find_package(7z)
+        set_package_properties(7z PROPERTIES
+            TYPE REQUIRED
+        )
+    else()
+        find_package(gzip)
+        set_package_properties(gzip PROPERTIES
+            TYPE REQUIRED
+        )
+    endif()
 endif()
 
 # Helper function, private for now
 # Once it has matured and proven, add to public macros
 function(PLASMA_INSTALL_DESKTOPTHEME_SVGS theme_name)
     set(options
     )
     set(oneValueArgs
         SUBPATH
     )
     set(multiValueArgs
         FILES
     )
 
     cmake_parse_arguments(PIDS "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
 
     if(NOT DEFINED PIDS_SUBPATH)
         message(FATAL_ERROR "SUBPATH needs to be defined when calling plasma_install_desktoptheme_svgs.")
     endif()
 
     if(NOT PIDS_FILES)
         message(FATAL_ERROR "No files passed when calling plasma_install_desktoptheme_svgs.")
     endif()
 
     set(_target_name "${theme_name}_desktoptheme_graphics_${PIDS_SUBPATH}")
     string(REPLACE "/" "_" _target_name "${_target_name}")
 
     set(desktoptheme_COMPONENTDIR "${theme_name}/${PIDS_SUBPATH}")
     set(desktoptheme_INSTALLDIR ${PLASMA_DATA_INSTALL_DIR}/desktoptheme/${desktoptheme_COMPONENTDIR})
 
     if (GZIP_DESKTOPTHEME_SVG)
         set(desktoptheme_GZIPDIR "${theme_name}.gzipped/${PIDS_SUBPATH}")
         file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/${desktoptheme_GZIPDIR}")
     endif()
 
     set(_install_files)
 
     foreach(_src_file ${PIDS_FILES})
         if (NOT IS_ABSOLUTE ${_src_file})
             set(_src_file "${CMAKE_CURRENT_SOURCE_DIR}/${_src_file}")
         endif()
         if (NOT EXISTS ${_src_file})
             message(FATAL_ERROR "No such file found: ${_src_file}")
         endif()
         get_filename_component(_fileName "${_src_file}" NAME)
 
         if (GZIP_DESKTOPTHEME_SVG)
             set(_gzipped_file_displayname "${desktoptheme_COMPONENTDIR}/${_fileName}z")
             set(_gzipped_file "${CMAKE_CURRENT_BINARY_DIR}/${desktoptheme_GZIPDIR}/${_fileName}z")
-            add_custom_command(
-                OUTPUT ${_gzipped_file}
-                COMMAND ${gzip_EXECUTABLE}
-                ARGS
-                    -9
-                    -c
-                    ${_src_file} > ${_gzipped_file}
-                DEPENDS ${_src_file}
-                COMMENT "Gzipping ${_gzipped_file_displayname}"
-            )
+            if(WIN32)
+                add_custom_command(
+                    OUTPUT ${_gzipped_file}
+                    COMMAND ${7z_EXECUTABLE}
+                    ARGS
+                        a
+                        -tgzip
+                        ${_gzipped_file} ${_src_file}
+                    DEPENDS ${_src_file}
+                    COMMENT "Gzipping ${_gzipped_file_displayname}"
+                )
+            else()
+                add_custom_command(
+                    OUTPUT ${_gzipped_file}
+                    COMMAND ${gzip_EXECUTABLE}
+                    ARGS
+                        -9
+                        -c
+                        ${_src_file} > ${_gzipped_file}
+                    DEPENDS ${_src_file}
+                    COMMENT "Gzipping ${_gzipped_file_displayname}"
+                )
+            endif()
         else()
             set(_gzipped_file "${_src_file}")
         endif()
 
         list(APPEND _install_files "${_gzipped_file}")
     endforeach()
 
     add_custom_target(${_target_name} ALL DEPENDS ${_install_files})
 
     install(FILES ${_install_files} DESTINATION "${desktoptheme_INSTALLDIR}" )
 endfunction()
 
 
 add_subdirectory( oxygen )
 add_subdirectory( air )
 add_subdirectory( breeze )
 add_subdirectory( breeze-dark )
 add_subdirectory( breeze-light )