diff --git a/.editorconfig b/.editorconfig
index 54303c4..be6171e 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -12,4 +12,7 @@ indent_style = space
 indent_size = 4
 
 [Makefile]
-indent_style = tab
\ No newline at end of file
+indent_style = tab
+
+[*.hy]
+indent_size = 2
diff --git a/setup.py b/setup.py
index 6149b15..2013945 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@
 
 setup(
     name="tqwgp-parser",
-    version="0.0.3",
+    version="0.0.4",
     url="https://github.com/YtoTech/talk-quote-work-getpaid-parser",
     license="AGPL-3.0",
     author="Yoan Tournade",
diff --git a/tests/test_definitions_parsing.py b/tests/test_definitions_parsing.py
index 664641e..fe8afc1 100644
--- a/tests/test_definitions_parsing.py
+++ b/tests/test_definitions_parsing.py
@@ -30,6 +30,7 @@ def load_definition_from_file(path):
     SAMPLE_DIR + "TESLA-SECTIONS/quote.yml"
 )
 TESLA_BATCHES_QUOTE = load_definition_from_file(SAMPLE_DIR + "TESLA-BATCHES/quote.yml")
+TESLA_QUANTITIES_QUOTE = load_definition_from_file(SAMPLE_DIR + "TESLA-QUANTITIES/quote.yml")
 
 # TODO Make an universal data validation framework.
 QUOTE_MANDATORY_ENTRIES = [
@@ -107,6 +108,7 @@ def test_parse_simple_quote():
     assert quote["optional_price"]["total_vat_excl"] == 14000
     assert len(quote["all_prestations"]) == 4
     assert len(quote["optional_prestations"]) == 1
+    assert quote["has_quantities"] is False
     assert quote["prestations"][0]["title"] == "Création des configurations sur le CPQ"
     assert quote["prestations"][0]["price"] == 5000
     assert quote["prestations"][0]["optional"] is False
@@ -297,6 +299,29 @@ def test_parse_quote_with_optional_sections():
     assert quote["sections"][1]["optional"] == True
 
 
+def test_parse_quote_with_quantities():
+    """
+    Parse a quote definition including quantities.
+    """
+    quote = parse_quote(TESLA_QUANTITIES_QUOTE)
+    checkQuote(quote)
+    assert quote["title"] == "Configurateur de Tesla Model 3"
+    assert quote["sect"]["logo"]["path"] == "tests/samples/tesla_logo.png"
+    assert quote["sect"]["logo"]["file"] == "tests/samples/tesla_logo.png"
+    assert quote["has_quantities"] is True
+    assert quote["price"]["total_vat_excl"] == 35000
+    assert len(quote["prestations"]) == 2
+    assert len(quote["all_prestations"]) == 2
+    assert len(quote["optional_prestations"]) == 0
+    assert quote["prestations"][0]["title"] == "Création des configurations sur le CPQ"
+    assert quote["prestations"][0]["price"] == 5000
+    assert quote["prestations"][0]["optional"] is False
+    assert quote["prestations"][0]["quantity"] == 1
+    assert quote["prestations"][1]["title"] == "Intégration de l'UI"
+    assert quote["prestations"][1]["price"] == 10000
+    assert quote["prestations"][1]["optional"] is False
+    assert quote["prestations"][1]["quantity"] == 3
+
 # ------------------------------------------------------------------------------
 # Invoices.
 # ------------------------------------------------------------------------------
diff --git a/tqwgp_parser/parser.hy b/tqwgp_parser/parser.hy
index 575db12..ddd1c08 100644
--- a/tqwgp_parser/parser.hy
+++ b/tqwgp_parser/parser.hy
@@ -100,8 +100,9 @@
   (merge-dicts [
     (parse-dict-values prestation
       ["title"]
-      ["price" "description" "batch" "optional"])
+      ["price" "quantity" "description" "batch" "optional"])
     {
+      "quantity" (get-default prestation "quantity" 1)
       "section" (get-default (if (none? section) {} section) "title" None)
       "batch" (parse-batch (get-default prestation "batch" (get-default (if (none? section) {} section) "batch" None)))
       "optional" (get-default prestation "optional" (get-default (if (none? section) {} section) "optional" False))
@@ -259,6 +260,7 @@
   (setv (, all-optional-prestations optional-sections)
     (parse-all-prestations (recompose-optional-prestations sections all-prestations)))
   (setv vat-rate (get-default definition "vat_rate" None))
+  (setv has-quantities (any (map (fn [prestation] (> (get prestation "quantity") 1)) all-prestations)))
   (merge-dicts [
     ;; TODO Make the validation of the input dict recursive.
     (parse-dict-values definition
@@ -273,6 +275,7 @@
       "all_prestations" all-prestations
       "sections" sections
       ;; Derive from section and all_prestations.
+      "has_quantities" has-quantities
       "prestations" (recompose-prestations sections all-prestations)
       "optional_prestations" all-optional-prestations
       "optional_sections" optional-sections