diff --git a/.ci_extras/pin-crate-vers-msrv.sh b/.ci_extras/pin-crate-vers-msrv.sh
new file mode 100755
index 00000000..d05ec46d
--- /dev/null
+++ b/.ci_extras/pin-crate-vers-msrv.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+set -eux
+
+# Pin some dependencies to specific versions for the MSRV.
+# cargo update -p <crate> --precise <version>
diff --git a/.ci_extras/pin-crate-vers-nightly.sh b/.ci_extras/pin-crate-vers-nightly.sh
new file mode 100755
index 00000000..75473ecb
--- /dev/null
+++ b/.ci_extras/pin-crate-vers-nightly.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+set -eux
+
+# Pin some dependencies to specific versions for the nightly toolchain.
+cargo update -p proc-macro2 --precise 1.0.60
diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 69d4d137..842bb35b 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -61,15 +61,11 @@ jobs:
 
       - name: Pin some dependencies to specific versions (Nightly only)
         if: ${{ matrix.rust == 'nightly' }}
-        run: |
-          cargo update -p openssl --precise 0.10.39
-          cargo update -p cc --precise 1.0.61
-          cargo update -p proc-macro2 --precise 1.0.60
-
-      # - name: Pin some dependencies to specific versions (MSRV only)
-      #   if: ${{ matrix.rust == '1.65.0' }}
-      #   run: |
-      #     cargo update -p <crate> --precise <version>
+        run: ./.ci_extras/pin-crate-vers-nightly.sh
+
+      - name: Pin some dependencies to specific versions (MSRV only)
+        if: ${{ matrix.rust == '1.65.0' }}
+        run: ./.ci_extras/pin-crate-vers-msrv.sh
 
       - name: Show cargo tree
         uses: actions-rs/cargo@v1
diff --git a/.github/workflows/CIQuantaDisabled.yml b/.github/workflows/CIQuantaDisabled.yml
index faf447b5..da63871d 100644
--- a/.github/workflows/CIQuantaDisabled.yml
+++ b/.github/workflows/CIQuantaDisabled.yml
@@ -54,15 +54,11 @@ jobs:
 
       - name: Pin some dependencies to specific versions (Nightly only)
         if: ${{ matrix.rust == 'nightly' }}
-        run: |
-          cargo update -p openssl --precise 0.10.39
-          cargo update -p cc --precise 1.0.61
-          cargo update -p proc-macro2 --precise 1.0.60
+        run: ./.ci_extras/pin-crate-vers-nightly.sh
 
-      # - name: Pin some dependencies to specific versions (MSRV only)
-      #   if: ${{ matrix.rust == '1.65.0' }}
-      #   run: |
-      #     cargo update -p <crate> --precise <version>
+      - name: Pin some dependencies to specific versions (MSRV only)
+        if: ${{ matrix.rust == '1.65.0' }}
+        run: ./.ci_extras/pin-crate-vers-msrv.sh
 
       - name: Run tests (debug, but no quanta feature)
         uses: actions-rs/cargo@v1
diff --git a/Cargo.toml b/Cargo.toml
index f8418a73..cd9f13b3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -75,11 +75,11 @@ log = { version = "0.4", optional = true }
 actix-rt = "2.8"
 ahash = "0.8.3"
 anyhow = "1.0.19"
-async-std = { version = "1.11", features = ["attributes"] }
+async-std = { version = "1.12", features = ["attributes"] }
 env_logger = "0.10.0"
 getrandom = "0.2"
 paste = "1.0.9"
-reqwest = "0.11.11"
+reqwest = { version = "0.11.11", default-features = false, features = ["rustls-tls"] }
 skeptic = "0.13"
 tokio = { version = "1.19", features = ["fs", "macros", "rt-multi-thread", "sync", "time" ] }