diff --git a/dist/datasets-cmudict/Makefile b/dist/datasets-cmudict/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-cmudict/Makefile
+++ b/dist/datasets-cmudict/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-emoji/Makefile b/dist/datasets-emoji/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-emoji/Makefile
+++ b/dist/datasets-emoji/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-fivethirtyeight-ffq/Makefile b/dist/datasets-fivethirtyeight-ffq/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-fivethirtyeight-ffq/Makefile
+++ b/dist/datasets-fivethirtyeight-ffq/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-img/Makefile b/dist/datasets-img/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-img/Makefile
+++ b/dist/datasets-img/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-moby-dick/Makefile b/dist/datasets-moby-dick/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-moby-dick/Makefile
+++ b/dist/datasets-moby-dick/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-primes-100k/Makefile b/dist/datasets-primes-100k/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-primes-100k/Makefile
+++ b/dist/datasets-primes-100k/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-sotu/Makefile b/dist/datasets-sotu/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-sotu/Makefile
+++ b/dist/datasets-sotu/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-spam-assassin/Makefile b/dist/datasets-spam-assassin/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-spam-assassin/Makefile
+++ b/dist/datasets-spam-assassin/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-suthaharan-multi-hop-sensor-network/Makefile b/dist/datasets-suthaharan-multi-hop-sensor-network/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-suthaharan-multi-hop-sensor-network/Makefile
+++ b/dist/datasets-suthaharan-multi-hop-sensor-network/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-suthaharan-single-hop-sensor-network/Makefile b/dist/datasets-suthaharan-single-hop-sensor-network/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-suthaharan-single-hop-sensor-network/Makefile
+++ b/dist/datasets-suthaharan-single-hop-sensor-network/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-tree-exclude/Makefile b/dist/datasets-tree-exclude/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-tree-exclude/Makefile
+++ b/dist/datasets-tree-exclude/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/datasets-tree/Makefile b/dist/datasets-tree/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/datasets-tree/Makefile
+++ b/dist/datasets-tree/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/flat-help/Makefile b/dist/flat-help/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/flat-help/Makefile
+++ b/dist/flat-help/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/flat/Makefile b/dist/flat/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/flat/Makefile
+++ b/dist/flat/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/iter-flat/Makefile b/dist/iter-flat/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/iter-flat/Makefile
+++ b/dist/iter-flat/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/math-base-special-flat/Makefile b/dist/math-base-special-flat/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/math-base-special-flat/Makefile
+++ b/dist/math-base-special-flat/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/plot-flat/Makefile b/dist/plot-flat/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/plot-flat/Makefile
+++ b/dist/plot-flat/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/repl/Makefile b/dist/repl/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/repl/Makefile
+++ b/dist/repl/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/stats-base-dists-flat/Makefile b/dist/stats-base-dists-flat/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/stats-base-dists-flat/Makefile
+++ b/dist/stats-base-dists-flat/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else
diff --git a/dist/tree/Makefile b/dist/tree/Makefile
index ef9d8742b044..ed6a7602d23b 100644
--- a/dist/tree/Makefile
+++ b/dist/tree/Makefile
@@ -25,7 +25,6 @@ else
 endif
 
 # Define the command for `node`:
-node := $(NODE)
 ifdef NODE
 	node := $(NODE)
 else