diff --git a/riscv.md b/riscv.md
index b0c914b..0621d7f 100644
--- a/riscv.md
+++ b/riscv.md
@@ -1,38 +1,4 @@
 
-install the gcc risv toolchain on macos:
-
-https://github.com/riscv-collab/riscv-gnu-toolchain
-
-```
-git clone --recursive https://github.com/riscv/riscv-gnu-toolchain
-
-cd riscv-gnu-toolchain
-
-./configure --prefix=/opt/riscv
-
-sudo make
-
-export PATH=$PATH:/opt/riscv/bin
-
-(add that line above to your ~/.bash_profile to make it stick)
-```
-
-OR maybe this is better? 
-
-https://github.com/riscv-software-src/homebrew-riscv
-
-```
-brew tap riscv-software-src/riscv
-
-brew install riscv-tools
-```
-
-### path
-
-CC=/usr/local/Cellar/riscv-gnu-toolchain/main/bin/riscv64-unknown-elf-gcc cargo build --target=riscv32imc-esp-espidf
-
-CC=/Users/evanfeenstra/code/sphinx-key/sphinx-key/signer/.embuild/espressif/tools/riscv32-esp-elf/esp-2021r2-patch3-8.4.0/riscv32-esp-elf/bin/riscv32-esp-elf-gcc-8.4.0 cargo build --target=riscv32imc-esp-espidf
-
 ### point to local dep
 
 ```sh
@@ -40,7 +6,12 @@ git clone https://github.com/devrandom/rust-secp256k1.git secp256k1
 
 cd secp256k1
 
-checkout 4e745ebe7e4c9cd0a7e9c8d5c42e989522e52f71
+# for static precomputation? See vls-signer-stm32 cargo.toml
+git checkout 4e745ebe7e4c9cd0a7e9c8d5c42e989522e52f71
+
+# DO THIS: for v0.22.0, this is what latest rust-bitcoin uses
+git checkout 50b7c256377494d942826705a1275055e6f93925
+# you'll need to change `mod key` to `pub mode key` in lib.rs
 
 cd secp256k1-sys
 ```
@@ -83,3 +54,26 @@ and use path dep in Cargo.toml
 ```yaml
 secp256k1-sys = { path = "../../secp256k1/secp256k1-sys" }
 ```
+
+### overrides
+
+validating-lightning-signer
+bitcoin
+lightning
+lightning-invoice
+
+point each of those to `path` dependencies of each other
+
+remove `rand-std` feature from every crate dependency
+
+### issue now:
+
+no `XOnlyPublicKey` in the root
+
+need to align the commits on each crate???
+
+### path notes (dont do this)
+
+CC=/usr/local/Cellar/riscv-gnu-toolchain/main/bin/riscv64-unknown-elf-gcc cargo build --target=riscv32imc-esp-espidf
+
+CC=/Users/evanfeenstra/code/sphinx-key/sphinx-key/signer/.embuild/espressif/tools/riscv32-esp-elf/esp-2021r2-patch3-8.4.0/riscv32-esp-elf/bin/riscv32-esp-elf-gcc-8.4.0 cargo build --target=riscv32imc-esp-espidf
diff --git a/signer/Cargo.toml b/signer/Cargo.toml
index 67aa487..07ec867 100644
--- a/signer/Cargo.toml
+++ b/signer/Cargo.toml
@@ -17,8 +17,8 @@ pio = ["esp-idf-sys/pio"]
 
 [dependencies]
 esp-idf-sys = { version = "0.31.5", features = ["binstart"] }
-# vls-protocol-signer = { path = "../../validating-lightning-signer/vls-protocol-signer", features = ["secp-lowmemory"] }
-secp256k1-sys = { path = "../../rust-secp256k1/secp256k1-sys" }
+vls-protocol-signer = { path = "../../validating-lightning-signer/vls-protocol-signer", features = ["secp-lowmemory"] }
+# secp256k1-sys = { path = "../../rust-secp256k1/secp256k1-sys" }
 
 [build-dependencies]
 embuild = "0.29"