diff --git a/Makefile b/Makefile
index 0fde297..db0c21f 100644
--- a/Makefile
+++ b/Makefile
@@ -74,12 +74,12 @@ release: _ensure-tag _ensure-clean _ensure-current-version
 	@old_ver=`git describe --abbrev=0 --tags --match 'v[0-9]*.[0-9]*.[0-9]*'` || { echo "Failed to determine current version." >&2; exit 1; }; old_ver=$${old_ver#v}; \
 	new_ver=`echo "$(TAG)" | sed 's/^v//'`; new_ver=$${new_ver:-patch}; \
 	if printf "$$new_ver" | grep -q '^[0-9]'; then \
-	  semver "$$new_ver" >/dev/null || { echo 'Invalid version number specified: $(TAG) - must be major.minor.patch' >&2; exit 2; }; \
-	  semver -r "> $$old_ver" "$$new_ver" >/dev/null || { echo 'Invalid version number specified: $(TAG) - must be HIGHER than current one.' >&2; exit 2; } \
+		semver "$$new_ver" >/dev/null || { echo 'Invalid version number specified: $(TAG) - must be major.minor.patch' >&2; exit 2; }; \
+		semver -r "> $$old_ver" "$$new_ver" >/dev/null || { echo 'Invalid version number specified: $(TAG) - must be HIGHER than current one.' >&2; exit 2; } \
 	else \
-	  new_ver=`semver -i "$$new_ver" "$$old_ver"` || { echo 'Invalid version-increment specifier: $(TAG)' >&2; exit 2; } \
+		new_ver=`semver -i "$$new_ver" "$$old_ver"` || { echo 'Invalid version-increment specifier: $(TAG)' >&2; exit 2; } \
 	fi; \
-	printf "=== Bumping version **$$old_ver** to **$$new_ver** before committing and tagging:\n=== TYPE 'proceed' TO PROCEED, anything else to abort: " && read response && [ "$$response" = 'proceed' ] || { echo 'Aborted.' >&2; exit 2; };  \
+	printf "=== Bumping version **$$old_ver** to **$$new_ver** before committing and tagging:\n=== TYPE 'proceed' TO PROCEED, anything else to abort: " && read response && [ "$$response" = 'proceed' ] || { echo 'Aborted.' >&2; exit 2; }; \
 	replace "$$old_ver" "$$new_ver" -- $(VERSIONED_FILES) && \
 	git commit -m "v$$new_ver" $(VERSIONED_FILES) && \
 	git tag -a "v$$new_ver"
diff --git a/install.sh b/install.sh
index 82e5a92..3fd6cab 100755
--- a/install.sh
+++ b/install.sh
@@ -68,12 +68,12 @@ nvm_download() {
   elif nvm_has "wget"; then
     # Emulate curl with wget
     ARGS=$(echo "$*" | command sed -e 's/--progress-bar /--progress=bar /' \
-                           -e 's/-L //' \
-                           -e 's/--compressed //' \
-                           -e 's/-I /--server-response /' \
-                           -e 's/-s /-q /' \
-                           -e 's/-o /-O /' \
-                           -e 's/-C - /-c /')
+                            -e 's/-L //' \
+                            -e 's/--compressed //' \
+                            -e 's/-I /--server-response /' \
+                            -e 's/-s /-q /' \
+                            -e 's/-o /-O /' \
+                            -e 's/-C - /-c /')
     # shellcheck disable=SC2086
     eval wget $ARGS
   fi
diff --git a/nvm.sh b/nvm.sh
index 04315bd..4db2e05 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -108,13 +108,13 @@ nvm_download() {
   elif nvm_has "wget"; then
     # Emulate curl with wget
     ARGS=$(nvm_echo "$@" | command sed -e 's/--progress-bar /--progress=bar /' \
-                           -e 's/--compressed //' \
-                           -e 's/--fail //' \
-                           -e 's/-L //' \
-                           -e 's/-I /--server-response /' \
-                           -e 's/-s /-q /' \
-                           -e 's/-o /-O /' \
-                           -e 's/-C - /-c /')
+                            -e 's/--compressed //' \
+                            -e 's/--fail //' \
+                            -e 's/-L //' \
+                            -e 's/-I /--server-response /' \
+                            -e 's/-s /-q /' \
+                            -e 's/-o /-O /' \
+                            -e 's/-C - /-c /')
     # shellcheck disable=SC2086
     eval wget $ARGS
   fi
@@ -611,8 +611,8 @@ nvm_change_path() {
     nvm_echo "${3-}${2-}"
   # if the initial path doesn’t contain an nvm path, prepend the supplementary
   # path
-  elif ! echo "${1-}" | nvm_grep -q "${NVM_DIR}/[^/]*${2-}" && \
-       ! echo "${1-}" | nvm_grep -q "${NVM_DIR}/versions/[^/]*/[^/]*${2-}"; then
+  elif ! echo "${1-}" | nvm_grep -q "${NVM_DIR}/[^/]*${2-}" \
+    && ! echo "${1-}" | nvm_grep -q "${NVM_DIR}/versions/[^/]*/[^/]*${2-}"; then
     nvm_echo "${3-}${2-}:${1-}"
   # use sed to replace the existing nvm path with the supplementary path. This
   # preserves the order of the path.