diff --git a/18_1_Accessing_Bitcoind_with_Go.md b/17_1_Accessing_Bitcoind_with_Go.md
similarity index 100%
rename from 18_1_Accessing_Bitcoind_with_Go.md
rename to 17_1_Accessing_Bitcoind_with_Go.md
diff --git a/18_2_Accessing_Bitcoind_with_Java.md b/17_2_Accessing_Bitcoind_with_Java.md
similarity index 100%
rename from 18_2_Accessing_Bitcoind_with_Java.md
rename to 17_2_Accessing_Bitcoind_with_Java.md
diff --git a/18_3_Accessing_Bitcoind_with_NodeJS.md b/17_3_Accessing_Bitcoind_with_NodeJS.md
similarity index 100%
rename from 18_3_Accessing_Bitcoind_with_NodeJS.md
rename to 17_3_Accessing_Bitcoind_with_NodeJS.md
diff --git a/18_4_Accessing_Bitcoind_with_Python.md b/17_4_Accessing_Bitcoind_with_Python.md
similarity index 100%
rename from 18_4_Accessing_Bitcoind_with_Python.md
rename to 17_4_Accessing_Bitcoind_with_Python.md
diff --git a/18_5_Accessing_Bitcoind_with_Rust.md b/17_5_Accessing_Bitcoind_with_Rust.md
similarity index 100%
rename from 18_5_Accessing_Bitcoind_with_Rust.md
rename to 17_5_Accessing_Bitcoind_with_Rust.md