diff --git a/.travis.yml b/.travis.yml
index b92083a..6227873 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,4 @@ language:
 
 script:
   - cargo build --release --verbose
-  - cargo build --manifest-path prune/Cargo.toml
-  - cargo build --manifest-path gas/Cargo.toml
-  - cargo build --manifest-path ext/Cargo.toml
   - cargo test --verbose
\ No newline at end of file
diff --git a/Cargo.toml b/Cargo.toml
index 7fe2b12..6303c0d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,15 +21,15 @@ diff = "0.1.11"
 
 [[bin]]
 name = "wasm-prune"
-path = "prune/src/main.rs"
+path = "prune/main.rs"
 
 [[bin]]
 name = "wasm-ext"
-path = "ext/src/main.rs"
+path = "ext/main.rs"
 
 [[bin]]
 name = "wasm-gas"
-path = "gas/src/main.rs"
+path = "gas/main.rs"
 
 [[bin]]
 name = "wasm-build"
@@ -37,4 +37,4 @@ path = "build/main.rs"
 
 [[bin]]
 name = "wasm-stack-height"
-path = "stack_height/src/main.rs"
+path = "stack_height/main.rs"
diff --git a/ext/.gitignore b/ext/.gitignore
deleted file mode 100644
index f2f9e58..0000000
--- a/ext/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-target
-Cargo.lock
\ No newline at end of file
diff --git a/ext/Cargo.toml b/ext/Cargo.toml
deleted file mode 100644
index 7b6adb9..0000000
--- a/ext/Cargo.toml
+++ /dev/null
@@ -1,8 +0,0 @@
-[package]
-name = "wasm-ext"
-version = "0.1.0"
-authors = ["NikVolf <nikvolf@gmail.com>"]
-
-[dependencies]
-parity-wasm = "0.27"
-wasm-utils = { path = "../" }
\ No newline at end of file
diff --git a/ext/src/main.rs b/ext/main.rs
similarity index 100%
rename from ext/src/main.rs
rename to ext/main.rs
diff --git a/gas/.gitignore b/gas/.gitignore
deleted file mode 100644
index f2f9e58..0000000
--- a/gas/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-target
-Cargo.lock
\ No newline at end of file
diff --git a/gas/Cargo.toml b/gas/Cargo.toml
deleted file mode 100644
index b4ebe82..0000000
--- a/gas/Cargo.toml
+++ /dev/null
@@ -1,8 +0,0 @@
-[package]
-name = "wasm-gas"
-version = "0.1.0"
-authors = ["NikVolf <nikvolf@gmail.com>"]
-
-[dependencies]
-parity-wasm = "0.27"
-wasm-utils = { path = "../" }
\ No newline at end of file
diff --git a/gas/src/main.rs b/gas/main.rs
similarity index 100%
rename from gas/src/main.rs
rename to gas/main.rs
diff --git a/prune/.gitignore b/prune/.gitignore
deleted file mode 100644
index f2f9e58..0000000
--- a/prune/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-target
-Cargo.lock
\ No newline at end of file
diff --git a/prune/Cargo.toml b/prune/Cargo.toml
deleted file mode 100644
index b8569a4..0000000
--- a/prune/Cargo.toml
+++ /dev/null
@@ -1,9 +0,0 @@
-[package]
-name = "wasm-prune"
-version = "0.1.0"
-authors = ["NikVolf <nikvolf@gmail.com>"]
-
-[dependencies]
-parity-wasm = "0.27"
-wasm-utils = { path = "../" }
-clap = "2.24"
diff --git a/prune/src/main.rs b/prune/main.rs
similarity index 100%
rename from prune/src/main.rs
rename to prune/main.rs
diff --git a/stack_height/Cargo.toml b/stack_height/Cargo.toml
deleted file mode 100644
index ea4e7f5..0000000
--- a/stack_height/Cargo.toml
+++ /dev/null
@@ -1,7 +0,0 @@
-[package]
-name = "stack_height"
-version = "0.1.0"
-authors = ["Sergey Pepyakin <s.pepyakin@gmail.com>"]
-
-[dependencies]
-wasm-utils = { path = "../" }
diff --git a/stack_height/src/main.rs b/stack_height/main.rs
similarity index 100%
rename from stack_height/src/main.rs
rename to stack_height/main.rs