diff --git a/README.md b/README.md
index d23b548d..57a6d66c 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,9 @@ Most of the framework is implemented. Most noticable is the missing analogWrite.
   ```bash
   sudo usermod -a -G dialout $USER && \
   sudo apt-get install git && \
+  wget https://bootstrap.pypa.io/get-pip.py && \
+  sudo python get-pip.py && \
+  sudo pip install pyserial && \
   mkdir -p ~/Arduino/hardware/espressif && \
   cd ~/Arduino/hardware/espressif && \
   git clone https://github.com/espressif/arduino-esp32.git esp32 && \
diff --git a/package/package_esp32_index.template.json b/package/package_esp32_index.template.json
index a6dcb7db..204044dd 100644
--- a/package/package_esp32_index.template.json
+++ b/package/package_esp32_index.template.json
@@ -71,44 +71,30 @@
             },
             {
               "host": "i686-pc-linux-gnu",
-              "url": "https://dl.espressif.com/dl/xtensa-esp32-elf-linux32-1.22.0-59.tar.gz",
-              "archiveFileName": "xtensa-esp32-elf-linux32-1.22.0-59.tar.gz",
-              "checksum": "SHA-256:b24817819f0078fb05895a640e806e0aca9aa96b47b80d2390ac8e2d9ddc955a",
-              "size": "32734156"
+              "url": "https://dl.espressif.com/dl/xtensa-esp32-elf-linux32-1.22.0-61-gab8375a-5.2.0.tar.gz",
+              "archiveFileName": "xtensa-esp32-elf-linux32-1.22.0-61-gab8375a-5.2.0.tar.gz",
+              "checksum": "SHA-256:dbb342b7c377a7c3a1fcccc60fa1193332d0c37e6a90c5075d3471c13c9e94ad",
+              "size": "41032647"
             }
           ]
         },
         {
           "name": "esptool",
-          "version": "fe69994",
+          "version": "9072736",
           "systems": [
             {
               "host": "i686-mingw32",
-              "url": "https://dl.espressif.com/dl/esptool-fe69994-windows.zip",
-              "archiveFileName": "esptool-fe69994-windows.zip",
-              "checksum": "SHA-256:b2702efc045f5f61f821c72495301a0f2016e87e33f49fa16e262d0522d2b021",
-              "size": "3389457"
+              "url": "https://dl.espressif.com/dl/esptool-9072736-windows.zip",
+              "archiveFileName": "esptool-9072736-windows.zip",
+              "checksum": "SHA-256:eac14998df3fed9998943ace5c2f07114b678869f143c3316f4ff26cc851e268",
+              "size": "3390935"
             },
             {
               "host": "x86_64-apple-darwin",
-              "url": "https://dl.espressif.com/dl/esptool-fe69994-macos.tar.gz",
-              "archiveFileName": "esptool-fe69994-macos.tar.gz",
-              "checksum": "SHA-256:49ab32fbdf4f855925638d4b76ffd292255a47c4445b1069737f7151f66a03aa",
-              "size": "3886730"
-            },
-            {
-              "host": "x86_64-pc-linux-gnu",
-              "url": "https://dl.espressif.com/dl/esptool-fe69994-linux64.tar.gz",
-              "archiveFileName": "esptool-fe69994-linux64.tar.gz",
-              "checksum": "SHA-256:6ff54604bb3e1af39a7dd4f0e54b02b0f48bcd8a0b9259bc202385fdea573e05",
-              "size": "3937680"
-            },
-            {
-              "host": "i686-pc-linux-gnu",
-              "url": "https://dl.espressif.com/dl/esptool-fe69994-linux32.tar.gz",
-              "archiveFileName": "esptool-fe69994-linux32.tar.gz",
-              "checksum": "SHA-256:4912aa39b3b78fbe4f959c496e52968b207e66e92cf186ad583812526a455f48",
-              "size": "3766885"
+              "url": "https://dl.espressif.com/dl/esptool-9072736-macos.tar.gz",
+              "archiveFileName": "esptool-9072736-macos.tar.gz",
+              "checksum": "SHA-256:2b88ce516719f8b54c22ae637109b1437f3ab5f81a1e6260ef14799e4dd3b355",
+              "size": "3805789"
             }
           ]
         }
diff --git a/platform.txt b/platform.txt
index 5c59b4ff..4c8c56f1 100644
--- a/platform.txt
+++ b/platform.txt
@@ -4,6 +4,7 @@ version=0.0.1
 runtime.tools.xtensa-esp32-elf-gcc.path={runtime.platform.path}/tools/xtensa-esp32-elf
 
 tools.esptool.cmd="{runtime.platform.path}/tools/esptool"
+tools.esptool.cmd.linux=python "{runtime.platform.path}/tools/esptool.py"
 tools.esptool.cmd.windows="{runtime.platform.path}/tools/esptool.exe"
 
 tools.esptool.network_cmd=python "{runtime.platform.path}/tools/espota.py"