diff --git a/CHANGELOG.md b/CHANGELOG.md
index eb8cef8a..65774501 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@
   - Bengali (bn): Add missing keys #1094
   - Korean (ko): Add missing keys (`in` and `round_mode`) #1097
   - English (en-US): Normalize and add missing keys #1095
+  - Portuguese (pt pt-BR): Add missing keys #1100
 
 ## 7.0.7 (2022-05-12)
 
diff --git a/README.md b/README.md
index c59eaa66..85b433b3 100644
--- a/README.md
+++ b/README.md
@@ -92,7 +92,7 @@ af, ar, az, be, bg, bn, bs, ca, cs, csb, da, de, de-AT, de-CH, de-DE, dsb, dz, e
 
 **Complete locales:**
 
-en, en-US, es, es-419, es-AR, es-CL, es-CO, es-CR, es-EC, es-ES, es-MX, es-NI, es-PA, es-PE, es-US, es-VE, fr, fr-CA, fr-CH, fr-FR, gd, ja, ru, sc
+en, en-US, es, es-419, es-AR, es-CL, es-CO, es-CR, es-EC, es-ES, es-MX, es-NI, es-PA, es-PE, es-US, es-VE, fr, fr-CA, fr-CH, fr-FR, gd, ja, pt, pt-BR, ru, sc
 
 **Locales with missing pluralization rules**
 
diff --git a/rails/locale/pt-BR.yml b/rails/locale/pt-BR.yml
index bad1df5f..9c95e981 100644
--- a/rails/locale/pt-BR.yml
+++ b/rails/locale/pt-BR.yml
@@ -165,6 +165,7 @@ pt-BR:
     format:
       delimiter: "."
       precision: 3
+      round_mode: default
       separator: ","
       significant: false
       strip_insignificant_zeros: false
diff --git a/rails/locale/pt.yml b/rails/locale/pt.yml
index de837c1c..22a2af0c 100644
--- a/rails/locale/pt.yml
+++ b/rails/locale/pt.yml
@@ -159,6 +159,7 @@ pt:
     format:
       delimiter: "."
       precision: 3
+      round_mode: default
       separator: ","
       significant: false
       strip_insignificant_zeros: false