diff --git a/.github/cross-linux-riscv64/Dockerfile b/.github/cross-linux-riscv64/Dockerfile
index 887dcc69978..7ab4118cee5 100644
--- a/.github/cross-linux-riscv64/Dockerfile
+++ b/.github/cross-linux-riscv64/Dockerfile
@@ -28,7 +28,7 @@ RUN apt-get update  && \
 # install rust tools
 RUN curl --proto "=https" --tlsv1.2 --retry 3 -sSfL https://sh.rustup.rs | sh -s -- -y
 ENV PATH="/root/.cargo/bin:${PATH}"
-RUN rustup -v toolchain install 1.90
+RUN rustup -v toolchain install 1.91
 # add docker the manual way
 COPY install_docker.sh /
 RUN /install_docker.sh
@@ -61,7 +61,7 @@ ENV CARGO_TARGET_RISCV64GC_UNKNOWN_LINUX_GNU_LINKER="$CROSS_TOOLCHAIN_PREFIX"gcc
     RUST_TEST_THREADS=1 \
     PKG_CONFIG_PATH="/usr/lib/riscv64-linux-gnu/pkgconfig/:${PKG_CONFIG_PATH}"
 
-RUN rustup target add riscv64gc-unknown-linux-gnu --toolchain 1.90-x86_64-unknown-linux-gnu
+RUN rustup target add riscv64gc-unknown-linux-gnu --toolchain 1.91-x86_64-unknown-linux-gnu
 
 # quickly install cargo nextest by using pre-built binary
 RUN curl -LsSf https://get.nexte.st/latest/linux | tar zxf - -C ${CARGO_HOME:-~/.cargo}/bin
diff --git a/.github/workflows/benchmark.yaml b/.github/workflows/benchmark.yaml
index 475c3bd2617..f0571978fbf 100644
--- a/.github/workflows/benchmark.yaml
+++ b/.github/workflows/benchmark.yaml
@@ -7,7 +7,7 @@ on:
 
 env:
   CARGO_REGISTRIES_CRATES_IO_PROTOCOL: git
-  MSRV: "1.90"
+  MSRV: "1.91"
 
 jobs:
   run_benchmark:
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bc0bd0c1801..6a3fdc61fc4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -3,7 +3,7 @@ name: Builds
 env:
   RUST_BACKTRACE: 1
   CARGO_REGISTRIES_CRATES_IO_PROTOCOL: git
-  MSRV: "1.90"
+  MSRV: "1.91"
 
 on:
   push:
diff --git a/.github/workflows/cloudcompiler.yaml b/.github/workflows/cloudcompiler.yaml
index 535efd1dd85..9c4969f37c6 100644
--- a/.github/workflows/cloudcompiler.yaml
+++ b/.github/workflows/cloudcompiler.yaml
@@ -2,7 +2,7 @@ name: Release cloudcompiler.wasm
 
 env:
   RUST_BACKTRACE: 1
-  MSRV: "1.90"
+  MSRV: "1.91"
 
 on:
   push:
diff --git a/.github/workflows/documentation.yaml b/.github/workflows/documentation.yaml
index 80614933ca2..079ab014ddb 100644
--- a/.github/workflows/documentation.yaml
+++ b/.github/workflows/documentation.yaml
@@ -8,7 +8,7 @@ on:
       - "lib/**"
 
 env:
-  MSRV: "1.90"
+  MSRV: "1.91"
 
 jobs:
   documentation:
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 523292c959a..6328ade13bc 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -24,7 +24,7 @@ env:
   # Rust, but it's not stable on 1.69 yet. By explicitly setting the protocol we
   # can override that behaviour
   CARGO_REGISTRIES_CRATES_IO_PROTOCOL: git
-  MSRV: "1.90"
+  MSRV: "1.91"
   NEXTEST_PROFILE: "ci"
   RUSTUP_WINDOWS_PATH_ADD_BIN: 1
   WASI_SDK_VERSION: "22"
diff --git a/Cargo.toml b/Cargo.toml
index 9750ebbc5fc..8d4a946fa71 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -80,7 +80,7 @@ edition = "2024"
 homepage = "https://wasmer.io/"
 license = "MIT"
 repository = "https://github.com/wasmerio/wasmer"
-rust-version = "1.90"
+rust-version = "1.91"
 version = "7.0.0-alpha.2"
 
 [workspace.dependencies]
diff --git a/lib/virtual-fs/src/mem_fs/filesystem.rs b/lib/virtual-fs/src/mem_fs/filesystem.rs
index a3e5c250a9d..745e7cc9771 100644
--- a/lib/virtual-fs/src/mem_fs/filesystem.rs
+++ b/lib/virtual-fs/src/mem_fs/filesystem.rs
@@ -1769,7 +1769,7 @@ mod test_filesystem {
                     path,
                     metadata: Ok(Metadata { ft, .. }),
                 }))
-                    if path == path!(buf "/foo") && ft.is_dir()
+                    if path.as_path() == path!("/foo") && ft.is_dir()
             ),
             "checking entry #1",
         );
@@ -1780,7 +1780,7 @@ mod test_filesystem {
                     path,
                     metadata: Ok(Metadata { ft, .. }),
                 }))
-                    if path == path!(buf "/bar") && ft.is_dir()
+                    if path.as_path() == path!("/bar") && ft.is_dir()
             ),
             "checking entry #2",
         );
@@ -1791,7 +1791,7 @@ mod test_filesystem {
                     path,
                     metadata: Ok(Metadata { ft, .. }),
                 }))
-                    if path == path!(buf "/baz") && ft.is_dir()
+                    if path.as_path() == path!("/baz") && ft.is_dir()
             ),
             "checking entry #3",
         );
@@ -1802,7 +1802,7 @@ mod test_filesystem {
                     path,
                     metadata: Ok(Metadata { ft, .. }),
                 }))
-                    if path == path!(buf "/a.txt") && ft.is_file()
+                    if path.as_path() == path!("/a.txt") && ft.is_file()
             ),
             "checking entry #4",
         );
@@ -1813,7 +1813,7 @@ mod test_filesystem {
                     path,
                     metadata: Ok(Metadata { ft, .. }),
                 }))
-                    if path == path!(buf "/b.txt") && ft.is_file()
+                    if path.as_path() == path!("/b.txt") && ft.is_file()
             ),
             "checking entry #5",
         );
diff --git a/rust-toolchain b/rust-toolchain
index e87fb34ea9f..0573181b967 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-1.90
+1.91