diff --git a/.overrides/faq.rst b/.overrides/faq.rst
index a816dbb1ed..78bb6e8acc 100644
--- a/.overrides/faq.rst
+++ b/.overrides/faq.rst
@@ -26,8 +26,8 @@ pospell. Pospell puede ser instalada en tu entorno de Python empleando pip
 Una vez instalado, para chequear el fichero .po sobre el que estás trabajando,
 ejecuta desde el directorio principal del repo::
 
-    awk 1 dict dictionaries/*.txt > dict.txt
-    pospell -p dict.txt -l es_AR -l es_ES path/tu_fichero.po
+    python scripts/create_dict.py  # para crear el archivo 'dict.txt'
+    pospell -p dict.txt -l es_ES path/tu_fichero.po
 
 pospell emplea la herramienta de diccionarios hunspell. Si pospell falla dando
 como error que no tiene hunspell instalado, lo puedes instalar así:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e12a13d92f..c7efaa4324 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,8 +7,8 @@ repos:
     hooks:
     -   id: merge-dicts
         name: merge-dicts
-        entry: ./scripts/merge-dicts.sh
-        language: script
+        entry: python ./scripts/create_dict.py
+        language: python
 # This one requires package ``hunspell-es_es`` in Archlinux
 -   repo: https://github.com/JulienPalard/pospell
     rev: v1.0.5
diff --git a/.travis.yml b/.travis.yml
index d4b73e2897..caef7bfecb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,7 @@ install:
   - powrap --version
 script:
   - powrap --check --quiet **/*.po
-  - awk 1 dict dictionaries/*.txt > dict.txt
+  - python scripts/create_dict.py
   - pospell -p dict.txt -l es_AR -l es_ES **/*.po
   - pip install -q -r requirements.txt
   - PYTHONWARNINGS=ignore::FutureWarning sphinx-build -j auto -W --keep-going -b html -d cpython/Doc/_build/doctree -D language=es . cpython/Doc/_build/html
diff --git a/Makefile b/Makefile
index af4788b25f..beda468e0e 100644
--- a/Makefile
+++ b/Makefile
@@ -89,9 +89,7 @@ progress: venv
 
 .PHONY: spell
 spell: venv
-	# 'cat' tenia el problema que algunos archivos no tenían una nueva línea al final
-	# 'awk 1' agregará una nueva línea en caso que falte.
-	awk 1 dict dictionaries/*.txt > dict.txt
+	$(VENV)/bin/python scripts/create_dict.py
 	$(VENV)/bin/pospell -p dict.txt -l es_ES **/*.po
 
 
diff --git a/scripts/create_dict.py b/scripts/create_dict.py
new file mode 100644
index 0000000000..882e92e106
--- /dev/null
+++ b/scripts/create_dict.py
@@ -0,0 +1,37 @@
+from pathlib import Path
+
+"""
+Script to generate the 'dict.txt' dictionary based
+on the custom dictionaries under the 'dictionaries/' directory,
+but also considering the old words from the 'dict' file.
+
+This was done with:
+    awk 1 dict dictionaries/*.txt > dict.txt
+but the problem was that windows users, not using Git bash
+have the problem that 'awk' is not a valid command, so this
+enable them to use the script instead.
+"""
+
+entries = set()
+
+# Read custom dictionaries
+for filename in Path("dictionaries").glob("*.txt"):
+    with open(filename, "r") as f:
+        lines = [i.rstrip() for i in f.readlines()]
+    if lines:
+        entries.update(set(lines))
+        del lines
+
+# Remove empty string, from empty lines
+entries.remove("")
+
+# Read main 'dict'
+with open("dict", "r") as f:
+    entries.update(set(i.rstrip() for i in f.readlines()))
+
+# Write the 'dict.txt' file
+with open("dict.txt", "w") as f:
+    for e in entries:
+        f.write(e)
+        f.write("\n")
+print("Created 'dict.txt'")
diff --git a/scripts/merge-dicts.sh b/scripts/merge-dicts.sh
deleted file mode 100755
index b96943aeff..0000000000
--- a/scripts/merge-dicts.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/bash
-awk 1 dict dictionaries/*.txt > dict.txt