diff --git a/Cargo.lock b/Cargo.lock
index 7a4b083..37d0223 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4979,9 +4979,9 @@ dependencies = [
 
 [[package]]
 name = "wasmer"
-version = "3.3.0"
+version = "4.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78caedecd8cb71ed47ccca03b68d69414a3d278bb031e6f93f15759344efdd52"
+checksum = "b407fb9fb1ca7e384406358b60104d6dff9f76d464320026eab238ca3483bd3f"
 dependencies = [
  "bytes",
  "cfg-if",
@@ -5009,9 +5009,9 @@ dependencies = [
 
 [[package]]
 name = "wasmer-compiler"
-version = "3.3.0"
+version = "4.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "726a8450541af4a57c34af7b6973fdbfc79f896cc7e733429577dfd1d1687180"
+checksum = "41b745ef98ffeaf50decdc62e703ea1a4cac29491821e5731090952ffa034c8f"
 dependencies = [
  "backtrace",
  "cfg-if",
@@ -5032,9 +5032,9 @@ dependencies = [
 
 [[package]]
 name = "wasmer-compiler-cranelift"
-version = "3.3.0"
+version = "4.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1e5633f90f372563ebbdf3f9799c7b29ba11c90e56cf9b54017112d2e656c95"
+checksum = "f46c16a1d0d1fee53cf87c6474844e9c651954a04110ab91920dd9b6105e71c5"
 dependencies = [
  "cranelift-codegen",
  "cranelift-entity",
@@ -5051,9 +5051,9 @@ dependencies = [
 
 [[package]]
 name = "wasmer-derive"
-version = "3.3.0"
+version = "4.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97901fdbaae383dbb90ea162cc3a76a9fa58ac39aec7948b4c0b9bbef9307738"
+checksum = "2cca46e384573937068d0ed6cb878a3ffddc0a445de485222e450b67726d97c2"
 dependencies = [
  "proc-macro-error",
  "proc-macro2",
@@ -5063,9 +5063,9 @@ dependencies = [
 
 [[package]]
 name = "wasmer-types"
-version = "3.3.0"
+version = "4.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67f1f2839f4f61509550e4ddcd0e658e19f3af862b51c79fda15549d735d659b"
+checksum = "ecf40bf1898872bffaf904f9a322cb757984f295d14edbbb16609e2b4f2a7e7f"
 dependencies = [
  "bytecheck",
  "enum-iterator",
@@ -5079,9 +5079,9 @@ dependencies = [
 
 [[package]]
 name = "wasmer-vm"
-version = "3.3.0"
+version = "4.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "043118ec4f16d1714fed3aab758b502b864bd865e1d5188626c9ad290100563f"
+checksum = "0ada9c966ed205d282bf8222454e792d81a52081afa0fe8c8b70c06e71106e62"
 dependencies = [
  "backtrace",
  "cc",
diff --git a/Cargo.toml b/Cargo.toml
index 5183e51..77e7a22 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -79,7 +79,7 @@ httpdate = { version = "1.0", optional = true } # Formatting of dates
 lru = { version = "0.11", optional = true } # For caching resources
 
 # === WEBASSEMBLY COMPILERS/INTERPRETERS ===
-wasmer = { version = "3.1.1", default-features = false, optional = true } # Very fast WebAssembly runtime for x86_64, wasm32 and ARM64
+wasmer = { version = "4.1.1", default-features = false, optional = true } # Very fast WebAssembly runtime for x86_64, wasm32 and ARM64
 
 # === CONFIGURATION & CLI ===
 clap = { version = "3", features = ["derive"], optional = true } # CLI parser. Heavy dependency on this version because of klask.