diff --git a/recipes/emsdk/all/conandata.yml b/recipes/emsdk/all/conandata.yml
index 3a04dee..dde0ab4 100644
--- a/recipes/emsdk/all/conandata.yml
+++ b/recipes/emsdk/all/conandata.yml
@@ -1,4 +1,10 @@
 sources:
+  "3.1.71":
+    url: "https://github.com/emscripten-core/emsdk/archive/3.1.71.tar.gz"
+    sha256: "ea1bbd1974a3323710fc6e585aad20b056fed634df11db2ee3556bfd18e96afd"
+  "3.1.70":
+    url: "https://github.com/emscripten-core/emsdk/archive/3.1.70.tar.gz"
+    sha256: "5aa3fcdfbc3812419e9c73a5147ca9f9fdda897e05f24161813df14b35fcd7a5"
   "3.1.65":
     url: "https://github.com/emscripten-core/emsdk/archive/3.1.65.tar.gz"
     sha256: "6000c66fc5ca81117cbf9f0fd72e288992915bc16df9e6d77c607fab05b472eb"
diff --git a/recipes/emsdk/config.yml b/recipes/emsdk/config.yml
index a00e1b6..49d0b9a 100644
--- a/recipes/emsdk/config.yml
+++ b/recipes/emsdk/config.yml
@@ -1,4 +1,8 @@
 versions:
+  "3.1.71":
+    folder: all
+  "3.1.70":
+    folder: all
   "3.1.65":
     folder: all
   "3.1.50":