diff --git a/CMakeLists.txt b/CMakeLists.txt
index be07b5216d..2bca5a71aa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -394,13 +394,27 @@ target_include_directories(cereal INTERFACE include)
 
 # l10n
 set(L10N_DIR "${SLIC3R_RESOURCES_DIR}/localization")
-add_custom_target(pot
+add_custom_target(gettext_make_pot
     COMMAND xgettext --keyword=L --keyword=L_CONTEXT:1,2c --keyword=_L_PLURAL:1,2 --add-comments=TRN --from-code=UTF-8 --debug
         -f "${L10N_DIR}/list.txt"
         -o "${L10N_DIR}/PrusaSlicer.pot"
     WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
     COMMENT "Generate pot file from strings in the source tree"
 )
+add_custom_target(gettext_po_to_mo
+    WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+    COMMENT "Generate localization po files (binary) from mo files (texts)"
+)
+file(GLOB L10N_PO_FILES "${L10N_DIR}/*/PrusaSlicer*.po")
+foreach(po_file ${L10N_PO_FILES})
+    GET_FILENAME_COMPONENT(po_dir "${po_file}" DIRECTORY)
+    SET(mo_file "${po_dir}/PrusaSlicer.mo")
+    add_custom_command(
+        TARGET gettext_po_to_mo PRE_BUILD
+        COMMAND msgfmt ARGS -o ${mo_file} ${po_file}
+        DEPENDS ${po_file}
+    )
+endforeach()
 
 find_package(NLopt 1.4 REQUIRED)
 
diff --git a/resources/localization/es/PrusaSlicer.mo b/resources/localization/es/PrusaSlicer.mo
index 17ba9216d8..3f02722948 100644
Binary files a/resources/localization/es/PrusaSlicer.mo and b/resources/localization/es/PrusaSlicer.mo differ
diff --git a/resources/localization/es/PrusaSlicer_es.po b/resources/localization/es/PrusaSlicer_es.po
index ef2db8b67e..088ff479bd 100644
--- a/resources/localization/es/PrusaSlicer_es.po
+++ b/resources/localization/es/PrusaSlicer_es.po
@@ -6865,7 +6865,7 @@ msgstr "Textura"
 
 #: src/slic3r/GUI/ConfigManipulation.cpp:200
 msgid "The %1% infill pattern is not supposed to work at 100%% density."
-msgstr "Se supone que el patrón de relleno %1% no funciona a una densidad del 100%."
+msgstr "Se supone que el patrón de relleno %1% no funciona a una densidad del 100%%."
 
 #: src/slic3r/GUI/FirmwareDialog.cpp:530
 #, possible-c-format
diff --git a/resources/localization/fr/PrusaSlicer.mo b/resources/localization/fr/PrusaSlicer.mo
index 130bda3343..f43e20ddbf 100644
Binary files a/resources/localization/fr/PrusaSlicer.mo and b/resources/localization/fr/PrusaSlicer.mo differ
diff --git a/resources/localization/fr/PrusaSlicer_fr.po b/resources/localization/fr/PrusaSlicer_fr.po
index cc796ba743..243fb44e9e 100644
--- a/resources/localization/fr/PrusaSlicer_fr.po
+++ b/resources/localization/fr/PrusaSlicer_fr.po
@@ -7013,7 +7013,7 @@ msgstr "Texture"
 
 #: src/slic3r/GUI/ConfigManipulation.cpp:200
 msgid "The %1% infill pattern is not supposed to work at 100%% density."
-msgstr "Le modèle de remplissage %1% n'est pas censé fonctionner avec une densité de 100%."
+msgstr "Le modèle de remplissage %1% n'est pas censé fonctionner avec une densité de 100%%."
 
 #: src/slic3r/GUI/FirmwareDialog.cpp:530
 #, c-format
diff --git a/resources/localization/it/PrusaSlicer.mo b/resources/localization/it/PrusaSlicer.mo
index 2f17472a6c..be6f9fd448 100644
Binary files a/resources/localization/it/PrusaSlicer.mo and b/resources/localization/it/PrusaSlicer.mo differ
diff --git a/resources/localization/it/PrusaSlicer_it.po b/resources/localization/it/PrusaSlicer_it.po
index 8cba947681..5d1a965bbd 100644
--- a/resources/localization/it/PrusaSlicer_it.po
+++ b/resources/localization/it/PrusaSlicer_it.po
@@ -6865,7 +6865,7 @@ msgstr "Texture"
 
 #: src/slic3r/GUI/ConfigManipulation.cpp:200
 msgid "The %1% infill pattern is not supposed to work at 100%% density."
-msgstr "La trama di riempimento %1% non è fatta per lavorare con densità al 100%."
+msgstr "La trama di riempimento %1% non è fatta per lavorare con densità al 100%%."
 
 #: src/slic3r/GUI/FirmwareDialog.cpp:530
 #, possible-c-format
diff --git a/resources/localization/uk/PrusaSlicer.mo b/resources/localization/uk/PrusaSlicer.mo
index 9063835fef..aae82889f3 100644
Binary files a/resources/localization/uk/PrusaSlicer.mo and b/resources/localization/uk/PrusaSlicer.mo differ
diff --git a/resources/localization/uk/PrusaSlicer_uk.po b/resources/localization/uk/PrusaSlicer_uk.po
index 86e6da1dc7..42b067361e 100644
--- a/resources/localization/uk/PrusaSlicer_uk.po
+++ b/resources/localization/uk/PrusaSlicer_uk.po
@@ -3275,7 +3275,7 @@ msgstr "Шаблон наповнення "
 #: src/slic3r/GUI/Tab.cpp:1309
 #, no-c-format
 msgid ""
-" infill pattern is not supposed to work at 100% density.\n"
+" infill pattern is not supposed to work at 100%% density.\n"
 "\n"
 "Shall I switch to rectilinear fill pattern?"
 msgstr ""
diff --git a/resources/localization/zh_tw/PrusaSlicer.mo b/resources/localization/zh_tw/PrusaSlicer.mo
index 8f51236f78..12b1a17eb0 100644
Binary files a/resources/localization/zh_tw/PrusaSlicer.mo and b/resources/localization/zh_tw/PrusaSlicer.mo differ
diff --git a/resources/localization/zh_tw/PrusaSlicer_zh_TW.po b/resources/localization/zh_tw/PrusaSlicer_zh_TW.po
index 1e7bc4488f..ce35bc342a 100644
--- a/resources/localization/zh_tw/PrusaSlicer_zh_TW.po
+++ b/resources/localization/zh_tw/PrusaSlicer_zh_TW.po
@@ -3292,7 +3292,7 @@ msgstr "這個 "
 #: src/slic3r/GUI/Tab.cpp:1309
 #, no-c-format
 msgid ""
-" infill pattern is not supposed to work at 100% density.\n"
+" infill pattern is not supposed to work at 100%% density.\n"
 "\n"
 "Shall I switch to rectilinear fill pattern?"
 msgstr ""