diff --git a/docs/writing_tests/fuzzer_bridge.md b/docs/writing_tests/fuzzer_bridge.md
index 3346af109a..512430daa1 100644
--- a/docs/writing_tests/fuzzer_bridge.md
+++ b/docs/writing_tests/fuzzer_bridge.md
@@ -258,6 +258,6 @@ builder.env_overrides = {
 
 ## Further Resources
 
-- [Blocktest Fuzzer Documentation](https://github.com/ethereum/blocktest-fuzzer)
+- [Blocktest Fuzzer Documentation](https://github.com/ethereum/execution-spec-tests)
 - [EEST Framework Documentation](../index.md)
 - [Ethereum Test Format Specifications](./reference_specification.md)
diff --git a/packages/testing/src/execution_testing/vm/opcodes.py b/packages/testing/src/execution_testing/vm/opcodes.py
index 6d3463f780..64cb763411 100644
--- a/packages/testing/src/execution_testing/vm/opcodes.py
+++ b/packages/testing/src/execution_testing/vm/opcodes.py
@@ -2091,8 +2091,7 @@ class Opcodes(Opcode, Enum):
     ----
     3
 
-    Source: [eips.ethereum.org/EIPS/
-    eip-4844](https://eips.ethereum.org/EIPS/eip-4844)
+    Source: [eips.ethereum.org/EIPS/eip-4844](https://eips.ethereum.org/EIPS/eip-4844)
     """
 
     BLOBBASEFEE = Opcode(0x4A, popped_stack_items=0, pushed_stack_items=1)
@@ -2120,8 +2119,7 @@ class Opcodes(Opcode, Enum):
     ----
     2
 
-    Source: [eips.ethereum.org/EIPS/eip-7516](https://eips.ethereum.org/
-    EIPS/eip-7516)
+    Source: [eips.ethereum.org/EIPS/eip-7516](https://eips.ethereum.org/EIPS/eip-7516)
     """
 
     POP = Opcode(0x50, popped_stack_items=1)
@@ -2569,8 +2567,7 @@ class Opcodes(Opcode, Enum):
     ----
     100
 
-    Source: [eips.ethereum.org/EIPS/eip-1153](https://eips.ethereum.org/EIPS/
-    eip-1153)
+    Source: [eips.ethereum.org/EIPS/eip-1153](https://eips.ethereum.org/EIPS/eip-1153)
     """
 
     MCOPY = Opcode(
@@ -2604,8 +2601,7 @@ class Opcodes(Opcode, Enum):
     - static_gas = 3
     - dynamic_gas = 3 * minimum_word_size + memory_expansion_cost
 
-    Source: [eips.ethereum.org/EIPS/eip-5656](https://eips.ethereum.org/EIPS/
-    eip-5656)
+    Source: [eips.ethereum.org/EIPS/eip-5656](https://eips.ethereum.org/EIPS/eip-5656)
     """
 
     PUSH0 = Opcode(0x5F, pushed_stack_items=1)
@@ -4897,8 +4893,7 @@ class Opcodes(Opcode, Enum):
     Gas
     ----
 
-    Source: [eips.ethereum.org/EIPS/eip-4200](https://eips.ethereum.org/EIPS/
-    eip-4200)
+    Source: [eips.ethereum.org/EIPS/eip-4200](https://eips.ethereum.org/EIPS/eip-4200)
     """
 
     DATALOAD = Opcode(
@@ -4930,8 +4925,7 @@ class Opcodes(Opcode, Enum):
     ----
     4
 
-    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/
-    eip-7480)
+    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/eip-7480)
     """
 
     DATALOADN = Opcode(0xD1, pushed_stack_items=1, data_portion_length=2)
@@ -4965,8 +4959,7 @@ class Opcodes(Opcode, Enum):
     ----
     3
 
-    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/
-    eip-7480)
+    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/eip-7480)
     """
 
     DATASIZE = Opcode(0xD2, pushed_stack_items=1)
@@ -4995,8 +4988,7 @@ class Opcodes(Opcode, Enum):
     ----
     2
 
-    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/
-    eip-7480)
+    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/eip-7480)
     """
 
     DATACOPY = Opcode(
@@ -5032,8 +5024,7 @@ class Opcodes(Opcode, Enum):
     - static_gas = 3
     - dynamic_gas = 3 * minimum_word_size + memory_expansion_cost
 
-    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/
-    eip-7480)
+    Source: [eips.ethereum.org/EIPS/eip-7480](https://eips.ethereum.org/EIPS/eip-7480)
     """
 
     RJUMPI = Opcode(0xE1, popped_stack_items=1, data_portion_length=2)
@@ -5059,8 +5050,7 @@ class Opcodes(Opcode, Enum):
     Gas
     ----
 
-    Source: [eips.ethereum.org/EIPS/eip-4200](https://eips.ethereum.org/EIPS/
-    eip-4200)
+    Source: [eips.ethereum.org/EIPS/eip-4200](https://eips.ethereum.org/EIPS/eip-4200)
     """
 
     RJUMPV = Opcode(
@@ -5099,8 +5089,7 @@ class Opcodes(Opcode, Enum):
     Gas
     ----
 
-    Source: [eips.ethereum.org/EIPS/eip-4200](https://eips.ethereum.org/EIPS/
-    eip-4200)
+    Source: [eips.ethereum.org/EIPS/eip-4200](https://eips.ethereum.org/EIPS/eip-4200)
     """
 
     CALLF = Opcode(0xE3, data_portion_length=2, unchecked_stack=True)
@@ -5140,8 +5129,7 @@ class Opcodes(Opcode, Enum):
     5
 
     Source:
-    [ipsilon/eof/blob/main/spec/eof.md](https://github.com/ipsilon/eof/blob/
-    main/spec/eof.md)
+    [ipsilon/eof/blob/main/spec/eof.md](https://github.com/ipsilon/eof/blob/main/spec/eof.md)
     """
 
     RETF = Opcode(0xE4, terminating=True)