diff --git a/code/modules/research/circuitprinter.dm b/code/modules/research/circuitprinter.dm
index 371c3ba5efa..54c3f188292 100644
--- a/code/modules/research/circuitprinter.dm
+++ b/code/modules/research/circuitprinter.dm
@@ -138,6 +138,9 @@ using metal and glass, it uses glass and reagents (usually sulphuric acid).
 	var/amount = round(input("How many sheets do you want to add?") as num)
 	if(!O)
 		return
+	if(!Adjacent(user))
+		to_chat(user, "<span class='notice'>\The [src] is too far away for you to insert this.</span>")
+		return
 	if(amount <= 0)//No negative numbers
 		return
 	if(amount > stack.get_amount())
diff --git a/code/modules/research/protolathe.dm b/code/modules/research/protolathe.dm
index 1c50324bec2..901a01a848d 100644
--- a/code/modules/research/protolathe.dm
+++ b/code/modules/research/protolathe.dm
@@ -132,6 +132,9 @@
 	var/amount = round(input("How many sheets do you want to add?") as num)//No decimals
 	if(!O)
 		return
+	if(!Adjacent(user))
+		to_chat(user, "<span class='notice'>\The [src] is too far away for you to insert this.</span>")
+		return
 	if(amount <= 0)//No negative numbers
 		return
 	if(amount > stack.get_amount())
diff --git a/html/changelogs/adding_sheets_adjacency_check.yml b/html/changelogs/adding_sheets_adjacency_check.yml
new file mode 100644
index 00000000000..92d4425743b
--- /dev/null
+++ b/html/changelogs/adding_sheets_adjacency_check.yml
@@ -0,0 +1,6 @@
+author: mikomyazaki
+
+delete-after: True
+
+changes: 
+  - bugfix: "Protolathe and Circuit Printer now properly check for adjacency when being filled with sheets."